NEET (National Eligibility cum Medical Entrance Test) Physics: Questions 1610 - 1613 of 2142

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Question number: 1610

» Oscillations and Waves » Displacement as a Function of Time

MCQ▾

Question

The amplitude of a particle executing SHM is 4 cm. At the mean position the speed of the particle is 16 cm/sec. The distance of the particle from the mean position at which the speed of the particle becomes Equation , will be

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

2 cm

d.

1cm

Question number: 1611

» Oscillations and Waves » Resonance

MCQ▾

Question

A particle with restoring force proportional to displacement and resisting force proportional to velocity is subjected to a force F sin ωt. If the amplitude of the particle is maximum for ω = ω 1 and the energy of the particle is maximum for ω = ω 2, then (where ω 0 natural frequency of oscillation of particle)

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 1612

» Oscillations and Waves » Periodic Functions

MCQ▾

Question

A particle executes simple harmonic motion with an angular velocity and maximum acceleration of 3.5 rad/sec and 7.5 m/s 2 respectively. The amplitude of oscillation is

Choices

Choice (4) Response

a.

0.61 m

b.

0.36 m

c.

0.28 m

d.

0.53 m

Question number: 1613

» Electronic Devices » Semiconductor Diode

MCQ▾

Question

The approximate ratio of resistances in the forward and reverse bias of the PN-junction diode is

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

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