Oscillations and Waves-Simple Pendulum (KVPY Stream SB-SX (Class 12 & 1st Year BSC) Physics): Questions 3 - 6 of 7

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Question number: 3

» Oscillations and Waves » Simple Pendulum

MCQ▾

Question

The bob of a simple pendulum executes simple harmonic motion in water with a period t, while the period of oscillation of the bob is t0 in air. Neglecting frictional force of water and given that the density of the bob is (65)×1000kgm3 . What relationship between t and t0 is true?

Choices

Choice (4) Response

a.

t=3t0

b.

t=6t0

c.

t=t0

d.

t=t03

Question number: 4

» Oscillations and Waves » Simple Pendulum

MCQ▾

Question

The breaking strength of thread of a simple pendulum, whose bob has mass m, is 2 mg. What is the maximum angular amplitude that can be given to the pendulum?

Choices

Choice (4) Response

a.

520

b.

600

c.

480

d.

400

Question number: 5

» Oscillations and Waves » Simple Pendulum

MCQ▾

Question

The breaking strength of thread of a simple pendulum, whose bob has mass m, is 4 mg. What is the maximum angular amplitude that can be given to the pendulum?

Choices

Choice (4) Response

a.

450

b.

600

c.

700

d.

300

Question number: 6

» Oscillations and Waves » Simple Pendulum

Appeared in Year: 2015

MCQ▾

Question

A simple pendulum of length l is made to oscillate with amplitude of 45 degrees. The acceleration due to gravity is g. Let T0=2πlg . The time period of oscillation of this pendulum will be

Choices

Choice (4) Response

a.

Slightly more than T0.

b.

Slightly less than T0.

c.

T0 irrespective of the amplitude.

d.

Dependent on whether it swings in a plane aligned with the north – south or east – west directions.

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