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 is mainly concerned with the motion of bodies under the action of forces is called:

Question # 2

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

Question # 3

Which quantity has different dimension?

Question # 4

Addition of 2.189 kg, 0.089 kg, 11.8 kg, and 5.32 kg gives the rounded off answer as:

Question # 5

Electron is a particle whose mass is:

Question # 6

Significant figures in 0.0010 are:

Question # 7

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

Question # 8

Total number of base units are

Question # 9

dimensions are the same for:

Question # 10

The quantity have dimension of ML2T02will have SI unit of:

Question # 11

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

Question # 12

Those quantities which can be measured accurately are known as

Question # 13

Which one of the least multiple:

Question # 14

Which one is the least multiple:

Question # 15

Number of supplementary units are

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ECAT Physics Chapter 1 Important MCQ's

Sr.# Question Answer
1 The system international (SI) is built from _______ kind of unites
A. Two
B. Three
C. Four
D. Five
2 Addition of 2.189 kg, 0.089 kg, 11.8 kg, and 5.32 kg gives the rounded off answer as:
A. 19.398
B. 19.400
C. 19.4
D. 19.3
3 Particles have the mass smallest of following is:
A. Electron
B. Proton
C. Neutron
D. Quark
4 For multiplication and division purposes, percentage uncertainties are:
A. Add
B. subtracted
C. Multiplied
D. Divided
5 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
6 Which one is the least multiple
A. Pico
B. Femto
C. Nano
D. Atto
7 From sand, we get a material used for construction of computer chips. That material is called:
A. Copper
B. Lead

C. Silicon
D. Germanium
8 The branch of physics which is mainly concerned with the motion of bodies under the action of forces is called:
A. Optics
B. Mechanics
C. Thermodynamics
D. Astro physics
9 The instrument used to gather information form the far side of the universe is
A. Compound microscope
B. Radio telescope
C. Astronomical Telescope
D. Simple microscope
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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