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

Significant figures in 0.0010 are

Question # 2

The branch of physics which is mainly concerned with the motion of bodies under the action of forces is called:

Question # 3

Astrophysics is a branch of physics, which deals with

Question # 4

Those quantities which can be measured accurately are known as

Question # 5

Physics deals with the study of

Question # 6

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

Question # 7

Light year is a unit of

Question # 8

1 gm-cm-3is equal to:

Question # 9

Diameter of the nucleus s of the order of

Question # 10

Addition of 2.189 kg, 11.8 kg and 5.32 kg gives the rounded off answer as:

Question # 11

A dimension stands for the ___________ nature of certain physical quantity.

Question # 12

The definite number of significant figures in 5000 is:

Question # 13

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

Question # 14

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

Question # 15

Density is defined as:

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ECAT Physics Chapter 1 Important MCQ's

Sr.# Question Answer
1 Which quantity has different dimension:
A. Work
B. Pressure
C. Energy
D. Torque
2 Branch of physics which deals with the study of stars and galaxies is called:
A. Solid state physics
B. Astrophysics
C. Molecular physics
D. Chemical physics
3 1 gm-cm-3is equal to:
A. 103kg-m-3
B. 10-3kg-m-3
C. 1 kg-m-3
D. 106kg-m-1
4 0.0001210 has ____________ significant figures.
A. Four
B. Three
C. Seven
D. Eight
5 Diameter of the nucleus s of the order of
A. 10-10m
B. 10-12m
C. 10-15m
D. 10-18m
6 Density is defined as:
A. Mass per volume
B. Volume per mass
C. Mass X volume
D. Mass per length
7 Particles have the mass smallest of following is:
A. Electron
B. Proton
C. Neutron
D. Quark
8 Which quantity has different dimension?
A. Tension
B. Work
C. Energy
D. Torque
9 If the absolute uncertainty of an instrument is 0.0a1 cm, then its least count will be :
A. 0.005 cm
B. 0.01 cm
C. 0.02 cm
D. 0.001 cm
10 The system international (SI) is built from _______ kind of unites
A. Two
B. Three
C. Four
D. Five

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