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

The branch of physics, which deals with the structure an properties of solids is called:

Question # 2

The definite number of significant figures in 5000 is:

Question # 3

1 gm-cm-3is equal to:

Question # 4

Diameter of the nucleus s of the order of

Question # 5

Physics is one of the branches of:

Question # 6

For multiplication and division purposes, percentage uncertainties are:

Question # 7

Significant figures in 0.0010 are

Question # 8

The quantity have dimension of ML2T02will have SI unit of:

Question # 9

The error may occur due to:

Question # 10

Density is defined as:

Question # 11

Density is defined as:

Question # 12

Which one is the least multiple

Question # 13

The maximum possible error in the reading of an instrument is ______ its least count.

Question # 14

If the absolute uncertainty of an instrument is 0.0a1 cm, then its least count will be :

Question # 15

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

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ECAT Physics Chapter 1 Important MCQ's

Sr.# Question Answer
1 Diameter of the nucleus s of the order of
A. 10-10m
B. 10-12m
C. 10-15m
D. 10-18m
2 Light year is a unit of:
A. Time
B. Distance
C. Velocity
D. Intensity of light
3 Particles have the mass smallest of following is:
A. Electron
B. Proton
C. Neutron
D. Quark
4 Which one is the least multiple:
A. Pico
B. Femto
C. Nano
D. Atto
5 Significant figures in 0.2020 are:
A. Two
B. Three
C. Four
D. Five
6 1 gm-cm-3is equal to
A. 103kg-m-3
B. 10-3kg-m-3
C. 1kg-m-3
D. 106kg-m-1
7 Which quantity has different dimension?
A. Tension
B. Work
C. Energy
D. Torque
8 The information from far side of the universe are gathered by:
A. Radio telescope
B. Microscope
C. Telescope
D. Spectro scope
9 In the equation E=mc2 value of c is?
A. 186000 miles per hour
B. 186000 miles per sec
C. 3 X 108m/sec
D. Both A and C
10 From sand, we get a material used for construction with the motion of bodies under the action of forces is called:
A. Optics
B. Mechanics
C. Thermodynamics
D. Astrophysics

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