NEET Physics Displacement Acceleration Velocity and Phase in SHM MCQs Set A

a)

b)

c)

d)

Answer:

Question: In SHM, the acceleration is directly proportional to

a) displacement

b) frequency

c) time

d) linear velocity

Answer: displacement

Question: The displacement of a particle in simple harmonic motion in one time period is [A = amplitude]

a) Zero

b) 2 A

c) 4 A

d) A

Answer:  Zero

Question: For a body executing simple harmonic motion, which parameter comes out to be non-periodic ?

a) None of these

b) Acceleration

c) Velocity

d) Displacement

Answer: None of these

Question: A system exhibiting SHM must possess

a) elasticity as well as inertia

b) None of these

c) elasticity only

d) inertia only

Answer:  elasticity as well as inertia

Question: A particle moves in a circular path with a uniform speed. Its motion is

a) periodic

b) simple harmonic

c) oscillatory

d) angular simple harmonic

Answer:  periodic

Question:

a) on a circle

b) with constant acceleration

c) on a straight line

d) simple harmonic

Answer: on a circle

Question: Which of the following quantities are always negative in a simple harmonic motion ?

a) Both

b)

c)

d) None of these

Answer: Both

Question: The motion which is not simple harmonic is

a) motion of a planet around the Sun

b) motion of simple pendulum

c) None of these

d) oscillation of liquid column in a U-tube

Answer: motion of a planet around the Sun

Question:  Select the incorrect statement(s) from the following.
I. A simple harmonic motion is necessarily periodic.
II. A simple harmonic motion may be oscillatory
III. An oscillatory motion is necessarily periodic

a) II and III

b) I and II

c) I only

d) I and III

Answer: II and III

Question: The phase difference between the instantaneous velocity and acceleration of a particle executing simple harmonic motion is

a)

b)

c)

d) None of these

Answer:

Question: Which of the following is a simple harmonic motion?

a) Wave moving through a string fixed at both ends

b) Earth spinning about its axis

c) Ball bouncing between two rigid vertical walls

d) Particle moving through a string fixed at both ends.

Answer:  Wave moving through a string fixed at both ends

Question:

a)

b) B

c) A + B

d) A

Answer:

Question: Suppose a tunnel is dug along a diameter of the earth. A particle is dropped from a point, a distance h directly above the tunnel, the motion of the particle is

a) oscillatory

b) simple harmonic

c) parabolic

d) non-periodic

Answer: oscillatory

Question: The graph plotted between the velocity and displacement from mean position of a particle executing SHM is

a) ellipse

b) parabola

c) circle

d) straight line

Answer: ellipse

Question:  The acceleration of a particle undergoing SHM is graphed in figure. At point 2 the velocity of the particle is

a) zero

b) negative

c) positive

d) None of these

Answer:  zero

More Questions.....................................................

Question:  A particle of mass 1 kg is moving in S.H.M. with an amplitude 0.02 and a frequency of 60 Hz. The maximum force acting on the particle is

a)

b)

c)

d) None of these

Answer:

Question:  A particle starts with S.H.M. from the mean position as shown in figure below. Its amplitude is A and its time period is T. At one time, its speed is half that of the maximum speed. What is the displacement at that time ?

a)

b)

c)

d)

Answer:

Question:

a) (A) - (3), (B) - (1, 4), (C) - (3), (D) - (5), (E) - (1, 2, 4)

b) (A) - (1, 3), (B) - (3, 4), (C) - (5), (D) - (1, 2), (E) - (5, 4)

c) (A) - (1), (B) - (4), (C) - (5), (D) - (3), (E) - (2)

d) (A) - (2), (B) - (4), (C) - (3), (D) - (5), (E) - (1)

Answer: (A) - (3), (B) - (1, 4), (C) - (3), (D) - (5), (E) - (1, 2, 4)

Question:  A graph of the square of the velocity against the square of the acceleration of a given simple harmonic motion is

a)

b)

c)

d)

Answer:

Question:

a) 2a

b) 1.5a

c) 0.5a

d) 0

Answer: 2a

Question:

a)

b)

c)

d) None of these

Answer:

Question:

a)

b)

c) Both

d) None of these

Answer:

Question:

a) Assertion is correct, reason is correct; reason is a correct explanation for assertion

b) Assertion is correct, reason is correct; reason is not a correct explanation for assertion

c) Assertion is correct, reason is incorrect

d) Assertion is incorrect, reason is correct.

Answer:  Assertion is correct, reason is correct; reason is a correct explanation for assertion

Question:

a)

b) None of these

c)

d)

Answer:

Question: A body executing linear simple harmonic motion has a velocity of 3 m/s when its displacement is 4 cm and a velocity of 4 m/s when its displacement is 3 cm. What is the amplitude of oscillation ?

a) 5 cm

b) 10 cm

c) 7.5 cm

d) 12.5 cm

Answer:  5 cm

Question:

a)

b) 750 m/s²

c) 500 m/s²

d) None of these

Answer:

Question:

a) 16

b) 10

c) 24

d) 8

Answer: 16

Question:

a)

b)

c)

d)

Answer:

Question: Assertion :   A particle executing simple harmonic motion comes to rest at the extreme positions .
Reason    :   The resultant force on the particle is zero at these positions

a) Assertion is correct, reason is incorrect

b) Assertion is incorrect, reason is correct.

c) Assertion is correct, reason is correct; reason is not a correct explanation for assertion

d) Assertion is correct, reason is correct; reason is a Correct explanation for assertion.

Answer: Assertion is correct, reason is incorrect

Question:

a) 2 cm

b)

c) 1 cm

d)

Answer: 2 cm

Question:

a)

b) None of these

c)

d)

Answer:

Question:  Two particles are oscillating along two close parallel straight lines side by side, with the same frequency and amplitudes. They pass each other, moving in opposite directions when their displacement is half of the amplitude. The mean positions of the two particles lie on a straight line perpendicular to the paths of the two particles. The phase difference is

a)

b)

c)

d) None of these

Answer:

Question:  A system exhibiting SHM must possess

a) elasticity as well as inertia

b) elasticity only

c) Both

d) None of these

Answer: elasticity as well as inertia

Question: A particle moves in a circular path with a uniform speed. Its motion is

a) None of these

b) Both

c) oscillatory

d) angular simple harmonic

Answer:  None of these