Oscillations and Waves-Simple Harmonic Motion [NEET (NTA)-National Eligibility cum Entrance Test (Medical) Physics]: Questions 5 - 8 of 37

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Passage

A particle performs linear SHM such that it is placed on platform1 & platform 2 along with particles up and down with amplitude A = 1 cm. If the particle does not loose contact with platform anywhere and mass of particle is 1 kg, find:

Question number: 5 (1 of 1 Based on Passage) Show Passage

» Oscillations and Waves » Simple Harmonic Motion » Energy

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MCQ▾

Question

For minimum time period condition average potential energy between t = 0 to t = 0.05 sec (Take g = 10 m/s)

Choices

Choice (4)Response

a.

0 025 Joule

b.

0.08 Joule

c.

0.06 Joule

d.

0.1 Joule

Question number: 6

» Oscillations and Waves » Simple Harmonic Motion » Oscillations of a Spring

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Three masses 600g, 300g, and 200g are suspended at the end of a spring are in equilibrium. When the 600g mass is removed, the system oscillates with a period of 4 seconds, when the 300 gm mass is also removed, it will oscillate with a period of

Choices

Choice (4)Response

a.

2 s

b.

1 s

c.

d.

2.53 s

Question number: 7

» Oscillations and Waves » Simple Harmonic Motion » Oscillations of a Spring

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MCQ▾

Question

A spring having a spring constant k is loaded with a mass m. The spring is cut into two equal parts and one of these is loaded again with the same mass. The new spring constant is,

Choices

Choice (4)Response

a.

k

b.

c.

d.

Question number: 8

» Oscillations and Waves » Simple Harmonic Motion » Energy

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Question

A particle constrained to move along the x-axis in a potential V = kx 2, is subjected to an external time dependent force f (t), here k is a constant, x is the distance from the origin and t is the time. At some time T, when the particle has zero velocity at x = 0, the external force is removed. Choose the incorrect options -

(1) Particle executes SHM

(2) Particle moves along + X direction

(3) Particle moves along - X direction

(4) Particle remains at rest

Select the correct answers and mark it according to the following codes:

Choices

Choice (4)Response

a.

2 and 4 are correct

b.

1 and 2 are correct

c.

1 and 3 are correct

d.

1,2 and 3 are correct

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