BITSAT (Birla Institute of Technology & Science Admission Test) Physics: Questions 225 - 230 of 382

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Question 225

Question

MCQ▾

The change of momentum in each ball of mass , moving in opposite directions with speed collide and rebound with the same speed, is –

Choices

Choice (4)Response

a.

b.

c.

d.

Question 226

Question

MCQ▾

In the given nuclear reaction, how many and particles are emitted ?

Choices

Choice (4)Response

a.

particles and particles

b.

particles and particle

c.

particles and particles

d.

particles and particles

Question 227

Question

MCQ▾

Which of the following does not obey Ohm՚s law?

Choices

Choice (4)Response

a.

Copper

b.

Aluminum

c.

Diode-valve

d.

All of the above

Question 228

Question

MCQ▾

A lightly damped oscillator with a frequency is set in motion by harmonic driving force of frequency . When , then response of the oscillator is controlled by –

Choices

Choice (4)Response

a.

Oscillator frequency

b.

Damping coefficient

c.

Spring constant

d.

Inertia of the mass

Question 229

Question

MCQ▾

The ratio of energy required to raise a satellite to a height above the earth՚s surface to that required to put it into the orbit is –

Choices

Choice (4)Response

a.

b.

c.

d.

Question 230

Question

MCQ▾

A bullet of mass moving with a velocity of is stopped within of the target. The average resistance offered by the target is –

Choices

Choice (4)Response

a.

b.

c.

d.

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