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Stationary Waves In A Stretched String MDCAT MCQs

Stationary Waves In A Stretched String MDCAT MCQs

Welcome to the Stationary Waves In A Stretched String MDCAT MCQs with Answers. In this post, we have shared Stationary Waves In A Stretched String Multiple Choice Questions and Answers for PMC MDCAT 2024. Each question in MDCAT Physics offers a chance to enhance your knowledge regarding Stationary Waves In A Stretched String MCQs in this MDCAT Online Test.

Stationary Waves In A Stretched String MDCAT MCQs Test Preparations

Stationary waves are formed due to:
A) The interference of two waves traveling in the same direction
B) The interference of two waves traveling in opposite directions
C) A single wave reflecting off a barrier
D) The superposition of two waves with different frequencies

Answer
B) The interference of two waves traveling in opposite directions

The nodes in a stationary wave are points where:
A) The amplitude is maximum
B) The wave speed is maximum
C) The amplitude is zero
D) The frequency is maximum

Answer
C) The amplitude is zero

In a stretched string, the distance between two consecutive nodes is:
A) Equal to the wavelength
B) Half the wavelength
C) One-fourth the wavelength
D) The full wavelength

Answer
B) Half the wavelength

The frequency of a stationary wave on a stretched string is determined by:
A) The tension in the string
B) The length of the string
C) The mass of the string
D) The amplitude of the wave

Answer
A) The tension in the string

The first harmonic (fundamental frequency) of a string fixed at both ends has:
A) One antinode
B) One node
C) Two nodes
D) Two antinodes

Answer
D) Two antinodes

In the second harmonic of a string, the number of nodes is:
A) 1
B) 2
C) 3
D) 4

Answer
C) 3

The wavelength of the third harmonic in a string fixed at both ends is:
A) Equal to the length of the string
B) Twice the length of the string
C) One-third the length of the string
D) One-fourth the length of the string

Answer
C) One-third the length of the string

The frequency of the stationary wave on a string is proportional to:
A) The square root of the tension
B) The length of the string
C) The speed of the wave
D) The square of the wavelength

Answer
A) The square root of the tension

The distance between two consecutive antinodes in a stationary wave is:
A) Half the wavelength
B) The full wavelength
C) One-fourth the wavelength
D) Twice the wavelength

Answer
A) Half the wavelength

The tension in the string is increased, which of the following happens to the frequency of the stationary wave?
A) Decreases
B) Remains the same
C) Increases
D) Becomes zero

Answer
C) Increases

In a stationary wave, the energy of vibration is:
A) Concentrated at the nodes
B) Distributed uniformly along the string
C) Concentrated at the antinodes
D) Zero everywhere

Answer
C) Concentrated at the antinodes

The principle of superposition applies to:
A) Only traveling waves
B) Only stationary waves
C) Both traveling and stationary waves
D) Only harmonic waves

Answer
C) Both traveling and stationary waves

The stationary wave pattern on a string is affected by:
A) The amplitude of the wave only
B) The frequency of the wave only
C) The wavelength and the frequency of the wave
D) The mass of the string only

Answer
C) The wavelength and the frequency of the wave

The stationary wave pattern changes if the string is:
A) Made longer
B) Made thicker
C) Both A and B
D) Neither A nor B

Answer
C) Both A and B

In the third harmonic, the number of nodes in a stretched string is:
A) 2
B) 3
C) 4
D) 5

Answer
C) 4

When the length of the string is doubled, the frequency of the fundamental mode is:
A) Doubled
B) Halved
C) Quadrupled
D) Unchanged

Answer
B) Halved

The fundamental frequency of a string fixed at both ends is:
A) The frequency with the longest wavelength
B) The frequency with the shortest wavelength
C) The frequency with the highest amplitude
D) The frequency with the lowest amplitude

Answer
A) The frequency with the longest wavelength

In a string vibrating in the second harmonic, the length of the string is:
A) Half of the wavelength
B) Equal to the wavelength
C) Twice the wavelength
D) Three times the wavelength

Answer
B) Equal to the wavelength

For a given string, the speed of a stationary wave depends on:
A) The frequency of the wave
B) The wavelength of the wave
C) The tension and mass per unit length of the string
D) The amplitude of the wave

Answer
C) The tension and mass per unit length of the string

The distance between two adjacent nodes or antinodes is:
A) The full wavelength
B) Half the wavelength
C) One-fourth the wavelength
D) Twice the wavelength

Answer
B) Half the wavelength

The phenomenon where stationary waves are formed due to the superposition of two waves traveling in opposite directions is known as:
A) Diffraction
B) Interference
C) Refraction
D) Reflection

Answer
B) Interference

In a string fixed at both ends, the first harmonic has:
A) One node and one antinode
B) Two nodes and one antinode
C) Two nodes and two antinodes
D) Three nodes and two antinodes

Answer
B) Two nodes and one antinode

The mass per unit length of a string affects:
A) The amplitude of the stationary waves
B) The frequency of the stationary waves
C) The speed of the stationary waves
D) The tension in the string

Answer
C) The speed of the stationary waves

The wavelength of the second harmonic in a string fixed at both ends is:
A) Half the length of the string
B) Equal to the length of the string
C) Twice the length of the string
D) One-fourth the length of the string

Answer
A) Half the length of the string

In stationary waves, the antinodes are the points of:
A) Minimum displacement
B) Maximum displacement
C) No displacement
D) Half displacement

Answer
B) Maximum displacement

The distance between two consecutive nodes in a string vibrating in the second harmonic is:
A) Equal to the length of the string
B) Twice the length of the string
C) Half the length of the string
D) One-fourth the length of the string

Answer
C) Half the length of the string

The stationary wave pattern does not change with:
A) Change in the tension
B) Change in the length of the string
C) Change in the frequency of the wave
D) Change in the medium surrounding the string

Answer
D) Change in the medium surrounding the string

The frequency of a string vibrating in the fundamental mode is:
A) The lowest frequency produced by the string
B) The highest frequency produced by the string
C) The average frequency of all harmonics
D) Equal to twice the frequency of the second harmonic

Answer
A) The lowest frequency produced by the string

The shape of the stationary wave on a string is determined by:
A) The tension and the length of the string
B) The frequency and amplitude of the wave
C) The frequency of the wave and the length of the string
D) The amplitude and the medium surrounding the string

Answer
C) The frequency of the wave and the length of the string

The position of the nodes and antinodes in a stationary wave pattern is determined by:
A) The initial phase of the waves
B) The amplitude of the waves
C) The direction of wave propagation
D) The frequency and wavelength of the waves

Answer
D) The frequency and wavelength of the waves

The fundamental frequency of a string is inversely proportional to:
A) The length of the string
B) The tension in the string
C) The mass of the string
D) The speed of the wave

Answer
A) The length of the string

In a string vibrating in its third harmonic, the length of the string is:
A) Twice the wavelength
B) Three times the wavelength
C) One-third the wavelength
D) Equal to the wavelength

Answer
C) One-third the wavelength

When the string is under tension, the frequency of the wave is:
A) Independent of tension
B) Directly proportional to the square root of the tension
C) Inversely proportional to the square root of the tension
D) Directly proportional to the tension

Answer
B) Directly proportional to the square root of the tension

For a string vibrating in the nth harmonic, the frequency is:
A) Directly proportional to the harmonic number
B) Inversely proportional to the harmonic number
C) Independent of the harmonic number
D) Directly proportional to the square of the harmonic number

Answer
A) Directly proportional to the harmonic number

In a stationary wave pattern, the amplitude at the nodes is:
A) Maximum
B) Zero
C) Half of the maximum amplitude
D) The average of the maximum and zero amplitudes

Answer
B) Zero

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