Oscillations and Waves (NEET Physics): Questions 36 - 40 of 192

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Question number: 36

» Oscillations and Waves » Periodic Functions

MCQ▾

Question

A body is executing S. H. M. when its displacement from the mean position is 8 cm and 9 cm, the corresponding velocity of the body is 24 cm/sec and 18 cm/sec. Then the time period of the body is,

Choices

Choice (4) Response
a.

3π2sec

b.

2.34π2sec

c.

3.222πsec

d.

0.519πsec

Question number: 37

» Oscillations and Waves » Simple Harmonic Motion » Phase

MCQ▾

Question

If x=asin(ωt+π6) and x=acosωt , then what is the phase difference between the two waves?

Choices

Choice (4) Response
a.

π2

b.

π

c.

π3

d.

π3

Question number: 38

» Oscillations and Waves » Periodic Functions

MCQ▾

Question

The time period of a simple pendulum of length L as measured in an elevator descending with acceleration g3 is

Choices

Choice (4) Response
a.

2π3L2g

b.

2π2L3g

c.

2π3Lg

d.

π3Lg

Question number: 39

» 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.

π2sec

b.

2πsec

c.

3π2sec

d.

πsec

Question number: 40

» Oscillations and Waves » Simple Pendulum

MCQ▾

Question

The length of a simple pendulum is increased by 1%. Its time period will

Choices

Choice (4) Response
a.

Increase by 1%

b.

Increase by 2%

c.

Decrease by 0.5%

d.

Increase by 0.5%

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