12th Class Physics Complete Quiz Test

Physics is one of the critical subjects for MDCAT aspirants, and advanced concepts in 12th Class Physics are the only way to excel in both academic exams and competitive tests. The 12th Class Physics Complete Quiz is designed in a way to help students understand key topics including electrostatics, magnetic effects of current, optics, and modern physics. The quiz covers all essential chapters from the 12th-grade Physics syllabus with the objective of making sure that the student has sufficient knowledge for MDCAT.
Important Topics of the 12th Class Physics Quiz
The 12th Class Physics Complete Quiz takes account of important topics such as electrostatics, current electricity, magnetic fields, optics, and electromagnetic waves. Students will also encounter questions on atoms and nuclei, semiconductor devices, and modern physics topics like nuclear energy, radioactivity, and quantum theory, which are vital for MDCAT Physics preparation.
This quiz provides students with the opportunity to develop further their understanding of both theoretical concepts and their practical applications. The quiz is in the form of multiple-choice questions (MCQs) that test students’ problem-solving skills, clarity of concepts, and ability to apply knowledge in real-life scenarios.
Quiz for Practice
The MDCAT Quiz for 12th Class Physics is diversified, representing MCQs in an MDCAT Exam. Regular practice helps students become more familiar with the most frequently asked questions on topics like electromagnetic induction, optical instruments, and waves and oscillations. These quizzes will also enhance time management, accuracy, and critical thinking skills—skills critical for excelling in the MDCAT Physics section.
- Test Name: 12th Class Physics Complete Quiz
- Total Questions: 300
- Total Marks: 300
- Time: 150 minutes
Note: Answer of the questions will change randomly each time you start the test, once you are finished, click the View Results button.
Free Flashcard for Quick Revision
In addition to quizzes, students can make use of free flashcards for rapid revision of important physics formulas, principles, and key concepts from the 12th Class Physics syllabus. These flashcards are very effective in the last-minute review, enabling students to quickly recall crucial topics like electric circuits, magnetic fields, Rayleigh scattering, and nuclear reactions. Flashcards improve retention and make sure that a student is able to apply concepts efficiently in exams.
What is the term for the spontaneous decay of an atomic nucleus with the emission of particles and/or electromagnetic radiation?
Radioactive decay
What is the term for the process by which a nucleus loses energy by emitting radiation?
Radioactive decay
What is the term for the process by which a nucleus undergoes a change, resulting in the emission of radiation?
Radioactive decay
What is the term for the emission of particles or electromagnetic radiation from an atomic nucleus?
Radioactive decay
What is the term for the process by which a nucleus absorbs an electron and emits a neutrino?
Electron capture
What is the term for the time it takes for half of the radioactive nuclei in a sample to decay?
Half-life
What is the term for the splitting of a heavy nucleus into two or more lighter nuclei?
Nuclear fission
What is the process by which a heavy nucleus captures a neutron and forms an unstable nucleus?
Neutron capture
What is the term for a stable nucleus splitting into two nuclei of roughly equal mass?
Symmetric fission
What is the term for the release of energy when a nucleus undergoes fission or fusion?
Nuclear energy
What is the term for a material capable of sustaining a nuclear fission chain reaction?
Fissile material
What is the term for the emission of light by atoms or molecules when excited by an external source?
Luminescence
What is the term for the process of measuring both the position and momentum of a particle simultaneously to a high degree of precision impossible?
Heisenberg uncertainty principle
What is the term for the study of atomic and molecular interactions with electromagnetic radiation?
Spectroscopy
What is the term for the process where the wavelength of X-rays changes when scattered by electrons?
Compton effect
What is the term for the phenomenon where a moving source of waves changes the observed frequency of the waves?
Doppler effect
What is the term for the emission of light by a substance after it has absorbed energy and re-emits it as visible light?
Luminescence
What is the term for the process where a substance absorbs electromagnetic radiation and re-emits it as visible light?
Fluorescence
What is the term for the emission of light by a substance after it has absorbed electromagnetic radiation?
Luminescence
What is the term for the emission of light by atoms or molecules when excited by an external source?
Luminescence
What is the term for the process of measuring both the position and momentum of a particle simultaneously to a high degree of precision impossible?
Heisenberg uncertainty principle
What is the term for the study of atomic and molecular interactions with electromagnetic radiation?
Spectroscopy
What is the term for the process where the wavelength of X-rays changes when scattered by electrons?
Compton effect
What is the term for the phenomenon where a moving source of waves changes the observed frequency of the waves?
Doppler effect
What is the term for the emission of light by a substance after it has absorbed energy and re-emits it as visible light?
Luminescence
What is the term for the process where a substance absorbs electromagnetic radiation and re-emits it as visible light?
Fluorescence
What is the term for the emission of light by a substance after it has absorbed electromagnetic radiation?
Luminescence
What is the term for the emission of light by atoms or molecules when excited by an external source?
Luminescence
What is the term for the process of measuring both the position and momentum of a particle simultaneously to a high degree of precision impossible?
Heisenberg uncertainty principle
What is the term for the study of atomic and molecular interactions with electromagnetic radiation?
Spectroscopy
What is the term for the effect where the wavelength of X-rays changes when scattered by electrons?
Compton effect
What is the term for the process where a substance absorbs light energy and re-emits it as visible light?
Fluorescence
What is the term for the phenomenon where light behaves as both a wave and a particle?
Wave-particle duality
What is the term for the emission of light by a substance after it has been excited by external energy?
Luminescence
What is the term for the effect where the wavelength of X-rays changes when scattered by electrons?
Compton effect
What is the term for the phenomenon where a moving source of waves changes the observed frequency of the waves?
Doppler effect
What is the term for the study of atomic and molecular interactions with electromagnetic radiation?
Spectroscopy
What is the term for the process where an electron jumps from a higher energy level to a lower one, emitting a photon?
Emission spectrum
What is the term for the emission of light by atoms or molecules excited to higher energy levels?
Fluorescence
What is the name of the equation that describes the behavior of matter and energy on the atomic scale?
Schrödinger equation
What is the process of measuring both the position and momentum of a particle simultaneously to a high degree of precision impossible?
Heisenberg uncertainty principle
What is the study of the behavior of matter and light on the atomic and subatomic scale called?
Quantum mechanics
What is the term for a circuit that provides an output signal only when certain conditions are met?
Logic gate
What is the term for a circuit that combines two or more input signals into a single output?
Summing amplifier
What is the term for a circuit that provides an output signal proportional to the difference between two input signals?
Differential amplifier
What is the term for a circuit that provides an output signal only when the input signal exceeds a certain threshold?
Comparator
What is the name of the device used to provide a stable reference voltage in electronic circuits?
Voltage reference
What type of diode allows current to flow in reverse direction when the voltage exceeds a certain value?
Zener diode
What is the term for a circuit that provides an output signal opposite in phase to its input signal?
Inverter
What is the term for a circuit that provides an output signal proportional to its input signal?
Amplifier
What is the term for the process of converting analog signals to digital signals?
Analog-to-digital conversion
Which type of transistor has three layers of semiconductor material?
Bipolar junction transistor (BJT)
What is the term for a circuit that provides an output signal only when certain conditions are met?
Logic gate
What is the term for the property of a material that opposes the flow of electric current, converting electrical energy into heat?
Resistance
What is the term for a material that has a very low resistance to the flow of electric current?
Superconductor
What is the term for a measure of the difficulty in moving charge carriers through a material?
Resistivity
What is the term for the force that causes electrons to flow in a conductor when subjected to an electric field?
Electric field force
What is the term for a material that has a high resistance to the flow of electric current?
Insulator
What is the term for the rate at which electrical energy is transferred by an electric circuit?
Power
What is the term for the property of a material to resist changes in its electrical current?
Inductance
What is the term for the ability of a material to store electrical energy in an electric field?
Capacitance
What is the term for a material that has electrical conductivity between that of a conductor and an insulator?
Semiconductor
What is the term for the movement of electrons in a specific direction under the influence of an electric field?
Electric current
What is the phase difference between voltage and current in a purely resistive-capacitive-inductive AC circuit?
Zero degrees
What is the relationship between peak-to-peak value and RMS value for an AC waveform?
Peak-to-peak value times square root of 2
What is the phase difference between voltage and current in a purely capacitive-inductive AC circuit?
Zero degrees
What is the characteristic of an AC waveform that determines its time taken to complete one cycle?
Period
What is the relationship between peak value and RMS value for an AC waveform?
Peak value times square root of 2
What is the phase difference between voltage and current in a purely resistive-inductive-capacitive AC circuit?
Zero degrees
What is the characteristic of an AC waveform that determines its displacement from the zero point?
Amplitude
What is the relationship between frequency and angular frequency for an AC waveform?
Directly proportional
What is the phase difference between voltage and current in a purely resistive-capacitive AC circuit?
Less than 90 degrees
What is the characteristic of an AC waveform that determines the number of cycles per second?
Frequency
What is the phase difference between voltage and current in a purely capacitive-inductive AC circuit?
Less than 90 degrees
What is the phase difference between voltage and current in a purely resistive-inductive AC circuit?
Less than 90 degrees
What is the relationship between frequency and time period for an AC waveform?
Inversely proportional
What is the phase difference between voltage and current in a purely capacitive AC circuit?
90 degrees
What is the property of a material that determines its ability to conduct magnetic flux called?
Permeability
What is the process of aligning the magnetic domains in a material to increase its magnetization called?
Magnetization
What is the force experienced by a charged particle moving through a magnetic field called?
Magnetic force
What is the process of aligning the magnetic domains in a material to reduce its magnetization called?
Demagnetization
What is the force experienced by a current-carrying wire placed in a magnetic field called?
Lorentz force
What is the phenomenon where a current-carrying wire experiences a force when placed in a magnetic field?
Magnetic force
What is the direction of the induced current in a conductor according to Lenz's law?
Opposes the change in magnetic flux
What is the process of generating an electromotive force by changing the magnetic flux through a circuit called?
Electromagnetic induction
Which law states that the induced electromotive force in a closed circuit is proportional to the rate of change of magnetic flux through the circuit?
Faraday's law
What is the phenomenon where a changing magnetic field induces an electric current in a nearby conductor?
Electromagnetic induction
What is the property of a material that determines the degree to which it concentrates magnetic lines of flux called?
Permeability
What is the direction of the magnetic field produced by a current-carrying wire determined by?
Right-hand rule
What is the property of a material that determines its ability to conduct magnetic flux called?
Permeability
What is the process of aligning the magnetic domains in a material to increase its magnetization called?
Magnetization
What is the force experienced by a charged particle moving through a magnetic field called?
Magnetic force
What is the process of aligning the magnetic domains in a material to reduce its magnetization called?
Demagnetization
What is the force experienced by a current-carrying wire placed in a magnetic field called?
Lorentz force
What is the phenomenon where a current-carrying wire experiences a force when placed in a magnetic field?
Magnetic force
What is the direction of the induced current in a conductor according to Lenz's law?
Opposes the change in magnetic flux
What is the process of generating an electromotive force by changing the magnetic flux through a circuit called?
Electromagnetic induction
What is the property of a material that determines the degree to which it concentrates magnetic lines of flux called?
Permeability
What is the direction of the magnetic field produced by a current-carrying wire determined by?
Right-hand rule
What is the property of a material that determines its ability to conduct magnetic flux called?
Permeability
What is the process of aligning the magnetic domains in a material to increase its magnetization called?
Magnetization
What type of magnetic material loses its magnetism when the magnetizing force is removed?
Temporary magnet
What is the magnetic field strength inside a solenoid called when a current flows through it?
Magnetic field
What is the phenomenon where a current-carrying conductor produces a magnetic field around it?
Electromagnetism
What is the process of aligning the magnetic domains in a material to reduce its magnetization called?
Demagnetization
What is the force experienced by a current-carrying wire placed in a magnetic field called?
Lorentz force
What is the property of a material that determines its ability to conduct magnetic flux called?
Permeability
What is the direction of the induced current in a conductor according to Lenz's law?
Opposes the change in magnetic flux
What is the phenomenon where a current-carrying wire experiences a force when placed in a magnetic field?
Magnetic force
What is the property of a material that determines the degree to which it concentrates magnetic lines of flux called?
Permeability
What is the phenomenon where a changing magnetic field induces an electric current in a nearby conductor?
Electromagnetic induction
What is the process of aligning the magnetic domains in a material to increase its magnetization called?
Magnetization
What is the process of aligning the magnetic domains in a material to reduce its magnetization called?
Demagnetization
What is the force experienced by a current-carrying wire placed in a magnetic field called?
Lorentz force
What is the property of a material that determines its ability to conduct magnetic flux called?
Permeability
What is the direction of the induced current in a conductor according to Lenz's law?
Opposes the change in magnetic flux
What is the phenomenon where a current-carrying wire experiences a force when placed in a magnetic field?
Magnetic force
What is the property of a material that determines the degree to which it concentrates magnetic lines of flux called?
Permeability
What is the phenomenon where a changing magnetic field induces an electric current in a nearby conductor?
Electromagnetic induction
What is the process of aligning the magnetic domains in a material to increase its magnetization called?
Magnetization
What is the force experienced by a charged particle moving through a magnetic field called?
Magnetic force
What is the property of a material that determines its response to an applied magnetic field called?
Magnetic susceptibility
What is the potential difference required to produce a current of one ampere in a circuit with a resistance of one ohm?
Volt
Which law describes the relationship between voltage, current, and resistance in an electrical circuit?
Ohm's law
What is the potential difference required to produce a current of one ampere in a conductor with a resistance of one ohm?
Volt
Which law states that the current through a conductor between two points is directly proportional to the voltage across the two points?
Ohm's law
What is the opposition to the flow of alternating current caused by inductance or capacitance?
Reactance
What is the potential difference required to produce a current of one ampere in a circuit with a resistance of one ohm?
Volt
Which law describes the relationship between voltage, current, and resistance in an electrical circuit?
Ohm's law
What is the property of an object that allows it to attract or repel other objects with a charge without touching them?
Electrostatic force
What is the property of an object that allows it to retain its charge and repel other like charges?
Electric polarization
What happens to the electric field strength between two charged plates if the magnitude of the charges on the plates increases?
Increases
What is the phenomenon where a neutral object becomes charged when it is brought close to a charged object?
Electrostatic induction
Which material does not allow electric charges to move freely and inhibits the flow of electricity?
Insulator
What is the process of redistributing charges on an object without direct contact with a charged object called?
Induction
What is the property of an object that allows it to attract small objects due to its electric charge?
Electrostatic force
What happens to the electric field strength between two charged plates if the distance between them increases?
Decreases
What is the force between two point charges directly proportional to?
The product of their magnitudes and inversely proportional to the square of the distance between them
What is the law that states that like charges repel each other and opposite charges attract each other?
Coulomb's law
Which law describes the force between two point charges as directly proportional to the product of their charges and inversely proportional to the square of the distance between them?
Coulomb's law
What is the property of an object that allows it to attract or repel other objects with a charge without touching them?
Electrostatic force
What is the property of an object that allows it to retain its charge and repel other like charges?
Electric polarization
What happens to the electric field strength between two charged plates if the magnitude of the charges on the plates increases?
Increases
What is the phenomenon where a neutral object becomes charged when it is brought close to a charged object?
Electrostatic induction