Oscillations and Waves-Periodic Motion - Period Frequency (NEET (National Eligibility cum Medical Entrance Test) Physics): Questions 10 - 14 of 16

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Question number: 10

» Oscillations and Waves » Periodic Motion - Period Frequency

MCQ▾

Question

The maximum velocity and the amplitude of a body moving in a simple harmonic oscillator are 4 m/s and 2 m. Then angular velocity will be

Choices

Choice (4) Response

a.

1 rad/sec

b.

0.5 rad/sec

c.

3 rad/sec

d.

2 rad/sec

Question number: 11

» Oscillations and Waves » Periodic Motion - Period Frequency

MCQ▾

Question

The kinetic energy of a particle executing S. H. M. is 16 J when it is in its mean position. If the amplitude of oscillations is 25 cm and the mass of the particle is 5.12 kg, the time period of its oscillation is

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 12

» Oscillations and Waves » Periodic Motion - Period Frequency

MCQ▾

Question

The time period of a simple pendulum of length 2 L as measured in an elevator descending with acceleration g / 3 is

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 13

» Oscillations and Waves » Periodic Motion - Period Frequency

MCQ▾

Question

A simple pendulum is executing simple harmonic motion with a time period . If the length of the pendulum is increased by 15%, the percentage increase in the time period of the pendulum of is,

Choices

Choice (4) Response

a.

5%

b.

11%

c.

7.5%

d.

30%

Question number: 14

» Oscillations and Waves » Periodic Motion - Period Frequency

MCQ▾

Question

A mass m = 100 gm is attached at the end of a light spring which oscillates on a frictionless horizontal table with an amplitude equal to 0.16 meter and time period equal to 2 sec. Initially the mass is released from rest at t = 0 and displacement x =-0.16 meter. The expression for the displacement of mass at any time t is,

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

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