ECAT Pre General Science Physics Chapter 1 MCQ Test With Answer

MCQ's Test For ECAT Pre General Science Physics Chapter 1 Measurements

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ECAT Pre General Science Physics Chapter 1 Measurements

00:00
Question # 1

Examples of physical quantities are:

Question # 2

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

Question # 3

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

Question # 4

The branch of physics which deals with the properties of fundamental particles is called:

Question # 5

For addition and subtraction purposes, absolute uncertainties are:

Question # 6

At the present time, the main frontiers of fundamental science are

Question # 7

Significant figures in 0.0010 are:

Question # 8

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

Question # 9

Light year is a unit of:

Question # 10

Density is defined as:

Question # 11

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

Question # 12

Silicon can be obtained from:

Question # 13

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

Question # 14

1 gm-cm-3is equal to:

Question # 15

Radio telescope is used to gather information from

Question # 16

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

Question # 17

The maximum possible error in the reading for a meter rod with least count 1 mm is:

Question # 18

Diameter of the nucleus s of the order of

Question # 19

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

Question # 20

For multiplication and division purposes, percentage uncertainties are:

Question # 21

Which one is the least multiple:

Question # 22

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

Question # 23

The definite number of significant figures in 5000 is:

Question # 24

Uncertainty is of following type/types:

Question # 25

Which quantity has different dimension?

Question # 26

Light year is a unit of:

Question # 27

Density is defined as:

Question # 28

1 gm-cm-3is equal to

Question # 29

Particles have the mass smallest of following is:

Question # 30

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

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ECAT Physics Chapter 1 Important MCQ's

Sr.# Question Answer
1 Diameter of the atom is of the order of
A. 10-10m
B. 10-12m
C. 10-15m
D. 10-9m
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 Physics deals with the study of
A. Matter
B. Energy
C. Both of them
D. Human Body
5 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
6 Physical quantities are often divided into ______ categories
A. 3
B. 2
C. 9
D. 5
7 Physics details with the study of:
A. Matter
B. Energy
C. Both of them
D. Human body
8 Aerodynamics is a branch of
A. Hydrodynamics
B. Thermodynamics
C. Both of them
D. Statics
9 The branch of physics which concerned with the ultimate particles of which the universe is composed is known as
A. SolidState physics
B. Particle Physics
C. Nuclear Physics
D. Atomic Physics
10 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

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