AIIMS Physics: Questions 289 - 294 of 500

Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 500 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. View Sample Explanation or View Features.

Rs. 350.00 or

Question number: 289

» Dual Nature of Matter and Radiation » Dual Nature of Radiation

Appeared in Year: 2003

Assertion-Reason▾

Assertion (Ꭺ)

A tube light emits white light.

Reason (Ꭱ)

Emission of light in a tube takes place at a very high temperature.

Choices

Choice (4) Response
a. Ꭺ is false but Ꭱ is true
b. Both Ꭺ and Ꭱ are true but Ꭱ is NOT the correct explanation of Ꭺ
c. Both Ꭺ and Ꭱ are false
d. Ꭺ is true but Ꭱ is false

Question number: 290

» Wave Optics » Interference

MCQ▾

Question

The ratio of intensities of two waves is 25: 9. When they superimpose, the ratio of maximum to minimum intensity will become –

Choices

Choice (4) Response
a.

9: 1

b.

16: 1

c.

8: 1

d.

18: 1

Question number: 291

» Atoms and Nuclei » Composition and Size of Nucleus

MCQ▾

Question

The proposal that no more than two electrons may occupy a particular atomic orbital was made be –

Choices

Choice (4) Response
a.

Curie

b.

Pauling

c.

Pauli

d.

Einstein

Question number: 292

» Laws of Motion » Law of Conservation of Linear Momentum

MCQ▾

Question

A particle of mass ‘m’ moving with velocity 20ms collides inelastically with a stationary particle of mass ‘3m’. The speed of the system after collision will be

Choices

Choice (4) Response
a.

5ms

b.

10ms

c.

40ms

d.

20ms

Question number: 293

» Oscillations and Waves » Harmonics

MCQ▾

Question

A boat at anchor is rocked by waves whose crests are 240 m apart and velocity is 30ms . The boat bounces up once in every –

Choices

Choice (4) Response
a.

4 s

b.

12 s

c.

0.125 s

d.

8 s

Question number: 294

» Kinematics » Motion in a Straight Line

MCQ▾

Question

A bullet loses 130th of its velocity when it passes through a plank. Find the maximum number of planks through which it can pass.

Choices

Choice (4) Response
a.

10

b.

15

c.

20

d.

25

Sign In