BITSAT (Birla Institute of Technology & Science Admission Test) Physics: Questions 188 - 194 of 382

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Question 188

Question

MCQ▾

A bullet loses of its velocity after penetrating a plank. How many planks are required to stop the bullet?

Choices

Choice (4)Response

a.

6

b.

11

c.

13

d.

9

Question 189

Question

MCQ▾

The energy released per fission of a nucleus is nearly

Choices

Choice (4)Response

a.

b.

c.

d.

Question 190

Question

MCQ▾

When the atmospheric temperature becomes nearly equal to the dew point, then

Choices

Choice (4)Response

a.

Relative humidity is 90 %

b.

Nothing can be said

c.

Relative humidity is 50 %

d.

Relative humidity is 100 %

Question 191

Question

MCQ▾

Blue color of the sky is due to –

Choices

Choice (4)Response

a.

Scattering of light

b.

Sun emits more of blue light

c.

Interference

d.

Dispersion of light

Question 192

Question

MCQ▾

Rectifier converts,

Choices

Choice (4)Response

a.

Mechanical energy to electrical energy

b.

A C to D C

c.

Light energy to electrical energy

d.

None of the above

Question 193

Question

MCQ▾

A ray of light passing through the optic centre of a thick lens is –

Choices

Choice (4)Response

a.

Displaced but not deviated

b.

Displaced and deviated

c.

Not displaced and but deviated

d.

None of the above

Question 194

Question

MCQ▾

Isogonics lines on magnetic map have –

Choices

Choice (4)Response

a.

Zero angle of declination

b.

Same angle of dip

c.

Zero angle of dip

d.

Same angle of declination

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