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

Distance to nearest galaxy from earth is

Question # 2

Silicon can be obtained from

Question # 3

Light year is a unit of:

Question # 4

In the equation E=mc2value of c is:

Question # 5

Branch of physics which deals with the study of stars and galaxies is called:

Question # 6

Particles have the mass smallest of following is

Question # 7

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

Question # 8

1 gm-cm-3is equal to:

Question # 9

Light year is a unit of:

Question # 10

Number of supplementary units are

Question # 11

From sand, we get a material used for construction with the motion of bodies under the action of forces is called:

Question # 12

Significant figures in 0.0010 are:

Question # 13

Particles have the mass smallest of following is:

Question # 14

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

Question # 15

The principle characteristics of an ideal standard are

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ECAT Physics Chapter 1 Important MCQ's

Sr.# Question Answer
1 For addition and subtraction purposes, absolute uncertainties are:
A. Added
B. Subtracted
C. Multipiled
D. Divided
2 1 gm-cm-3is equal to:
A. 103kg-m-3
B. 10-3kg-m-3
C. 1 kg-m-3
D. 106kg-m-1
3 The machines which deals with the objects moving with velocities approaching that of light is called:
A. Relativistic mechanics
B. Wave mechanics
C. Quantum
D. Statics mechanics
4 Particles have the mass smallest of following is:
A. Electron
B. Proton
C. Neutron
D. Quark
5 Aerodynamics is a branch of:
A. Hydrodynamics
B. Thermodynamics
C. Both of them
D. Statics
6 Significant figures in 0.0010 are:
A. Four
B. Three
C. Two
D. One
7 Total number of base units are
A. Three
B. Five
C. Seven
D. Nine
8 Significant figures in 0.2020 are:
A. Two
B. Three
C. Four
D. Five
9 Relativistic mechanics is a branch of physics, which deal with the bodies moving with velocities:
A. More then c
B. Approaching c
C. Equal to c
D. Much less than x
10 The maximum possible error in the reading of an instrument is ______ its least count.
A. Half of
B. Quarter of
C. Equal to
D. Double than

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