AIIMS (All India Institute of Medical Sciences) Physics: Questions 384 - 388 of 500

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Question number: 384

» Kinematics » Scalars and Vectors » Scalar and Vector Products

MCQ▾

Question

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

Choices

Choice (4) Response

a.

3

b.

5

c.

1

d.

0

Question number: 385

» Laws of Motion » Impulse

MCQ▾

Question

In the figure given below, the position – time graph of a particle of mass 0.5 kg is shown. The impulse at t = 3 sec is –

A graph of position v/s time

A Graph of Position v/s Time

In figure the position verses time graph of a particle is shown.

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 386

» Gravitation » Gravitational Acceleration

MCQ▾

Question

If the radius of a planet is R and density of same planet is Equation , another planet having radius and density Equation and Equation respectively; then the ratio of accelerations due to gravity of these both planet is –

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

4

d.

6

Question number: 387

» Kinematics » Motion in a Straight Line

MCQ▾

Question

How far will a body free – fall in 2 second if released from rest?

Choices

Choice (4) Response

a.

0.0 m

b.

4.9 m

c.

9.8 m

d.

19.6 m

Question number: 388

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

MCQ▾

Question

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

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

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