NEET (NTA)-National Eligibility cum Entrance Test (Medical) Physics: Questions 1744 - 1748 of 2184

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Question number: 1744

» Oscillations and Waves » Simple Pendulum

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Question

The length of a simple pendulum is 2 m. The spherical bob which is empty from inside has a mass of 50 gm. This is now replaced by another solid bob of same radius but having different mass of 100 gm. The new time period will be,

Choices

Choice (4) Response

a.

2 sec

b.

1 sec

c.

4 sec

d.

8 sec

Question number: 1745

» Oscillations and Waves » Wave Motion

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Question

The equation of a plane progressive wave is given by . The frequency of this wave would be,

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 1746

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

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Question

A mass m is suspended from the two coupled springs connected in series. The force constant for springs are k 1 and k 2 . The time period of the suspended mass will be,

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 1747

» Oscillations and Waves » Displacement as a Function of Time

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Question

The displacement of a particle executing S. H. M is given by meters. The maximum speed of the particle and amplitude of the motion is,

Choices

Choice (4) Response

a.

200 cm/sec, and 0.65 m

b.

100 m/s and 1.30 m

c.

250 m/s and 0.65 m

d.

260 m/sec and 0.65 m

Question number: 1748

» Oscillations and Waves » Speed of a Wave

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MCQ▾

Question

A wave of frequency 400 Hz has velocity 360 m/sec. The distance between two nearest points 60° out of phase, is

Choices

Choice (4) Response

a.

15 cm

b.

60 cm

c.

0.6 cm

d.

12 cm