Oscillations and Waves-Periodic Functions (NEET Physics): Questions 7 - 11 of 21

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Question number: 7

» Oscillations and Waves » Periodic Functions

MCQ▾

Question

A body is executing S. H. M. when its displacement from the mean position is 4 cm and 5 cm, the corresponding velocity of the body is 10 cm/sec and 8 cm/sec. Then the time period of the body is,

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 8

» Oscillations and Waves » Periodic Functions

MCQ▾

Question

A particle executes a simple harmonic motion of time period T. Find the time taken by the particle to go directly from its mean position to Equation the amplitude

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 9

» Oscillations and Waves » Periodic Functions

Assertion-Reason▾

Assertion (Ꭺ)

In S. H. M. , the motion is ‘to and fro’ and periodic.

Reason (Ꭱ)

Velocity of the particle Equation (where x is the displacement and k is amplitude)

Choices

Choice (4) Response

a.

Both Ꭺ and Ꭱ are true and Ꭱ is the correct explanation of Ꭺ

b.

Ꭺ is false but Ꭱ is true

c.

Ꭺ is true but Ꭱ is false

d.

Both Ꭺ and Ꭱ are true but Ꭱ is NOT the correct explanation of Ꭺ

Question number: 10

» Oscillations and Waves » Periodic Functions

MCQ▾

Question

A chimpanzee swinging on a swing in a sitting position, stands up suddenly, the time period will

Choices

Choice (4) Response

a.

Remain same

b.

Decrease

c.

Become infinite

d.

Increase

Question number: 11

» Oscillations and Waves » Periodic Functions

MCQ▾

Question

A particle executes simple harmonic motion with an angular velocity and maximum acceleration of 2.5 rad/sec and 5.5 m/s 2 respectively. The amplitude of oscillation is,

Choices

Choice (4) Response

a.

1.04 m

b.

0.77 m

c.

0.88 m

d.

0.28 m

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