BITSAT (Birla Institute of Technology & Science Admission Test) Physics: Questions 362 - 368 of 382

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Question 362

Question

MCQ▾

A body weights on earth. What will be its weight in a planet having of earth՚s mass and half of earth՚s radius?

Choices

Choice (4)Response

a.

b.

c.

d.

Question 363

Question

MCQ▾

The angular velocity of second՚s hand in a watch is –

Choices

Choice (4)Response

a.

b.

c.

d.

Question 364

Question

MCQ▾

A glass rod of length moves with a velocity in a uniform magnetic field . what will be the emf induced in the rod –

Choices

Choice (4)Response

a.

Zero

b.

c.

d.

None of the above

Question 365

Question

MCQ▾

If a copper wire is stretched to make its radius decrease , then change in its resistance is approximately,

Choices

Choice (4)Response

a.

b.

c.

d.

Question 366

Question

MCQ▾

A length of string has a mass of . If the tension in the string is . Then the speed of a wave on the string will be –

Choices

Choice (4)Response

a.

b.

c.

d.

Question 367

Question

MCQ▾

The speed of a boat is in still water. If it crosses a river of width along the shortest possible path in , then velocity of the river՚s water is –

Choices

Choice (4)Response

a.

b.

c.

d.

Question 368

Question

MCQ▾

A positively charged particle projected towards east is deflected towards north by a magnetic field. The field may be –

Choices

Choice (4)Response

a.

Downwards

b.

Upwards

c.

Towards west

d.

Towards south

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