Oscillations and Waves (NEET (National Eligibility cum Medical Entrance Test) Physics): Questions 130 - 133 of 195

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Question number: 130

» Oscillations and Waves » Free Forced and Damped Oscillations

Assertion-Reason▾

Assertion (Ꭺ)

Damping decreases the time period of oscillation of a simple pendulum.

Reason (Ꭱ)

Damped oscillation implies loss of energy.

Choices

Choice (4) Response

a.

Ꭺ is true but Ꭱ is false

b.

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

c.

Ꭺ is false but Ꭱ is true

d.

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

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Question number: 131

» Oscillations and Waves » Longitudinal and Transverse Waves

MCQ▾

Question

Equation of motion in the same direction is given by Equation , Equation . The amplitude of the resultant particle will be,

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

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Question number: 132

» Oscillations and Waves » Displacement Relation for a Progressive Wave

MCQ▾

Question

The equation of a wave is given as Equation .

Where x is in meter and t in sec, then the correct statement is,

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

None of the above

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Question number: 133

» Oscillations and Waves » Longitudinal and Transverse Waves

MCQ▾

Question

A transverse wave is described by the equation Equation . The maximum particle velocity is four times the wave velocity if

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

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