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

## Trough MDCAT MCQs Test Preparations

The trough of a wave is defined as:

a) The highest point of the wave

b) The point where the wave speed is maximum

c) The lowest point of the wave

d) The point where the wave crosses the equilibrium position

In a sinusoidal wave, the distance between two consecutive troughs is called:

a) Amplitude

b) Frequency

c) Wavelength

d) Speed

If the amplitude of a wave is 4 cm, the distance from the equilibrium position to a trough is:

a) 2 cm

b) 4 cm

c) 8 cm

d) 0 cm

What is the phase difference between two consecutive troughs of a wave?

a) 0 degrees

b) 90 degrees

c) 180 degrees

d) 360 degrees

The number of troughs passing a point per unit time is called:

a) Wavelength

b) Amplitude

c) Frequency

d) Period

In a standing wave pattern, troughs are:

a) At the same points as the crests

b) Fixed points with maximum amplitude

c) Points where there is no movement

d) Moving along the string

If the wavelength of a wave is 5 meters, the distance between two successive troughs is:

a) 1 meter

b) 2.5 meters

c) 5 meters

d) 10 meters

In a transverse wave, troughs are:

a) Points of maximum compression

b) Points of maximum rarefaction

c) Points of maximum displacement downward

d) Points of zero displacement

If the phase difference between two troughs is 360 degrees, they are:

a) Out of phase

b) In phase

c) At different frequencies

d) At different amplitudes

The phase difference between a trough and the next crest in a sinusoidal wave is:

a) 0 degrees

b) 90 degrees

c) 180 degrees

d) 360 degrees

A wave traveling in a medium has a frequency of 15 Hz and a speed of 60 m/s. What is the wavelength?

a) 2 meters

b) 4 meters

c) 6 meters

d) 8 meters

The distance between a trough and the next trough in a wave is equal to:

a) The amplitude

b) The frequency

c) The wavelength

d) Half the wavelength

The distance between a crest and a nearby trough in a wave is:

a) The wavelength

b) Half the wavelength

c) The amplitude

d) The frequency

A wave described by y = -A sin(kx) has a trough at:

a) x = 0

b) x = π

c) x = 2π

d) x = 3π

The amplitude of a wave is:

a) The distance between two consecutive troughs

b) The maximum displacement of a point on the wave from the equilibrium position

c) The distance between a crest and the next trough

d) The number of waves passing a point per second

If the phase difference between two troughs is 180 degrees, what is their relative position?

a) They are in phase

b) They are out of phase

c) They are at different frequencies

d) They are at different amplitudes

The phase of a wave at a trough is:

a) 0 degrees

b) 90 degrees

c) 180 degrees

d) 360 degrees

If the frequency of a wave is increased, what happens to the distance between consecutive troughs?

a) It decreases

b) It remains the same

c) It increases

d) It becomes zero

In a wave with a crest-to-crest distance of 8 meters, the wavelength of the wave is:

a) 8 meters

b) 4 meters

c) 2 meters

d) 1 meter

The distance traveled by a wave in one complete cycle is known as the:

a) Period

b) Frequency

c) Amplitude

d) Wavelength

In a sinusoidal wave, if two points are separated by one wavelength, they have a phase difference of:

a) 0 degrees

b) 90 degrees

c) 180 degrees

d) 360 degrees

The trough-to-trough distance of a wave is:

a) Twice the wavelength

b) Half the wavelength

c) The wavelength

d) The amplitude

In a wave with a trough-to-trough distance of 0.5 meters, the wavelength is:

a) 0.5 meters

b) 1 meter

c) 2 meters

d) 4 meters

A wave with a trough of amplitude 3 meters and a crest of -3 meters has an amplitude of:

a) 3 meters

b) 6 meters

c) 1.5 meters

d) 0 meters

The distance between a crest and the nearest trough in a wave is:

a) The wavelength

b) The amplitude

c) Half the wavelength

d) Twice the amplitude

The trough-to-trough distance of a wave is:

a) Twice the amplitude

b) The period

c) The wavelength

d) Half the amplitude

A wave traveling in a medium has a speed of 80 m/s and a wavelength of 4 meters. What is the frequency?

a) 10 Hz

b) 20 Hz

c) 40 Hz

d) 60 Hz

In a wave equation, the trough corresponds to:

a) Maximum value

b) Minimum value

c) Zero value

d) Equilibrium value

A wave with a trough-to-trough distance of 3 meters has a wavelength of:

a) 1 meter

b) 2 meters

c) 3 meters

d) 6 meters

The phase difference between a crest and a trough is:

a) 0 degrees

b) 90 degrees

c) 180 degrees

d) 360 degrees

In a wave with an amplitude of 2 meters, the depth of the trough is:

a) 2 meters

b) 1 meter

c) 4 meters

d) 0 meters

The distance from one trough to the next trough is also known as the:

a) Frequency

b) Amplitude

c) Wavelength

d) Speed

The distance between a crest and a trough is:

a) The amplitude

b) The wavelength

c) Twice the amplitude

d) Half the wavelength

The trough in a transverse wave is the point where:

a) Displacement is maximum upward

b) Displacement is maximum downward

c) The wave speed is zero

d) The wave crosses the equilibrium position

In a wave with a frequency of 25 Hz and a wavelength of 2 meters, how many troughs pass a point in 2 seconds?

a) 25

b) 50

c) 75

d) 100

A wave with a trough of 6 meters amplitude and a crest of -6 meters has:

a) A peak-to-peak amplitude of 6 meters

b) A peak-to-peak amplitude of 12 meters

c) An amplitude of 6 meters

d) A peak-to-peak amplitude of 3 meters

The phase of a wave at a trough is:

a) 0 degrees

b) 90 degrees

c) 180 degrees

d) 360 degrees

The distance between two adjacent troughs in a wave is also known as:

a) The period

b) The amplitude

c) The frequency

d) The wavelength

If the wavelength of a wave is 1 meter, the distance between two successive troughs is:

a) 0.5 meters

b) 1 meter

c) 2 meters

d) 4 meters

The distance from one trough to the next trough in a wave is equal to:

a) The amplitude

b) Half the amplitude

c) The frequency

d) The wavelength

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