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AIIMS (All India Institute of Medical Sciences) Physics: Questions 325 - 329 of 500

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Question 325

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Question

MCQ▾

The impedance of a circuit, when a resistance and a capacitor of capacitance are connected in series in an A. C. circuit of frequency 50 Hz is –

Choices

Choice (4)Response
a.
b.
c.
d.

Question 326

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Question

MCQ▾

A body standing on a long railroad car throws a ball straight upwards, the car is moving on the horizontal road with acceleration. The vertical velocity given is . How far behind the body the ball will fall on the railroad car?

Choices

Choice (4)Response
a.27 m
b.24 m
c.18 m
d.3 m

Question 327

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Question

MCQ▾

A magnet makes 30 oscillations per minute at a place having magnetic field of. At another place, it takes 1.5 sec to complete one vibration. The value of earth’s horizontal field at that place is:

Choices

Choice (4)Response
a.
b.
c.
d.

Question 328

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Question

MCQ▾

The ratio of intensities of two waves is 16: 1. When they superimpose, the ratio of maximum to minimum intensity will become –

Choices

Choice (4)Response
a.9: 25
b.1: 16
c.25: 9
d.4: 1

Question 329

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Question

MCQ▾

A block of mass 20 kg is moving in x-direction with a constant speed of. It is subjected to a retarding force during its travel fromto . Its final kinetic energy will be –

Choices

Choice (4)Response
a.850 joules
b.500 joules
c.920 joules
d.750 joules