ECAT Pre Computer Science Chapter 1 MCQ Test With Answer

MCQ's Test For ECAT Physics Chapter 1 Measurements

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ECAT Physics Chapter 1 Measurements

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Question # 1

Astrophysics is a branch of physics, which deals with

Question # 2

Radio telescope is used to gather information from

Question # 3

Which of the following are the units of intensity of light

Question # 4

Total number of base units are

Question # 5

Which quantity has different dimension:

Question # 6

Number of supplementary units are

Question # 7

Density is defined as:

Question # 8

Particles have the mass smallest of following is:

Question # 9

The instrument used to gather information form the far side of the universe is

Question # 10

0.0001210 has ____________ significant figures.

Question # 11

Examples of physical quantities are:

Question # 12

The mechanics, which deals with the objects moving with velocities approaching that of light is called:

Question # 13

High energy physics is branch of physics, which deals with:

Question # 14

The information from far side of the universal are gathered by:

Question # 15

From sand, we get a material used for construction of computer chips. That material is called:

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ECAT Physics Chapter 1 Important MCQ's

Sr.# Question Answer
1 Silicon can be obtained from
A. Lead
B. Uranium
C. An isotope of oxygen
D. Sand
2 The time taken by light to travel from moon to earth is:
A. 80 sec
B. 500 sec
C. 1.802 X 104sec
D. Aerophysics
3 1 gm-cm-3is equal to
A. 103kg-m-3
B. 10-3kg-m-3
C. 1kg-m-3
D. 106kg-m-1
4 Particles have the mass smallest of following is:
A. Electron
B. Proton
C. Neutron
D. Quark
5 Particles have the mass smallest of following is:
A. Electron
B. Proton
C. Neutron
D. Quark
6 Radio telescope is used to gather information from
A. Earth
B. Moon only
C. Far side of the universe
D. Sea water
7 High energy physics is branch of physics, which deals with:
A. Stars and galaxies
B. Sub-atomic particles
C. Light and sound
D. Molecules
8 Which quantity has different dimensions:
A. Work
B. Pressure
C. Energy
D. Torque
9 Density is defined as:
A. Mass per volume
B. Volume per mass
C. Mass X volume
D. Mass per length
10 The information from far side of the universe are gathered by
A. Radio telescope
B. Microscope
C. Telescope
D. Spectro scpe

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