AIIMS (All India Institute of Medical Sciences) Physics: Questions 388 - 393 of 500

Access detailed explanations (illustrated with images and videos) to 500 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. Unlimited Access for Unlimited Time! View Sample Explanation or View Features.

Rs. 350.00 or

How to register?

Question number: 388

» Properties of Solids & Liquids » Surface Energy and Surface Tension

Edit
MCQ▾

Question

A solid sphere of diameter D and density has a spherical cavity of diameter inside it. If it just floats completely immersed in a liquid of density , then the ratio is –

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 389

» Oscillations and Waves » Longitudinal and Transverse Waves

Edit
MCQ▾

Question

Find the magnitude of pressure amplitude in a sound of intensity . Density of air at STP .

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 390

» Kinematics » Scalars and Vectors » Scalar and Vector Products

Edit
MCQ▾

Question

The vector and are perpendicular to each other. The positive value of is:

Choices

Choice (4)Response

a.

5

b.

6

c.

3

d.

10

Question number: 391

» Kinematics » Motion in a Plane

Edit
MCQ▾

Question

A body dropped from a height with an initial speed zero, strikes the ground with a velocity . Another body of same mass is dropped from the same height ‘h’ with an initial speed . Find the final velocity of second body, with which it strikes the ground.

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 392

» Oscillations and Waves » Displacement as a Function of Time

Edit
MCQ▾

Question

A particle executes simple harmonic motion with an angular velocity of and maximum acceleration . Amplitude of the oscillation is –

Choices

Choice (4)Response

a.

0.94m

b.

1.0 m

c.

2.0 m

d.

1.4 m

Question number: 393

» Rotational Motion » Concepts of Rotational Motion

Edit
MCQ▾

Question

A stone of mass 5 kg is attached to a string long and is whirled in a horizontal circle. The maximum tension the string can withstand is 20 N. What maximum velocity can be given to the stone without breaking the string?

Choices

Choice (4)Response

a.

b.

c.

d.

Developed by: