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

1 gm-cm-3is equal to:

Question # 2

Light year is a unit of

Question # 3

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

Question # 4

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

Question # 5

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

Question # 6

Particles have the mass smallest of following is:

Question # 7

The body of physics involves

Question # 8

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

Question # 9

Aerodynamics is a branch of

Question # 10

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

Question # 11

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

Question # 12

Significant figures in 0.2020 are:

Question # 13

The branch of physics which concerned with the ultimate particles of which the universe is composed is known as

Question # 14

Which branch of physics deals with the structure and properties of solids

Question # 15

Radio telescope is used to gather information from

Question # 16

Which of the following are the units of intensity of light

Question # 17

1 gm-cm-3is equal to

Question # 18

Light year is a unit of:

Question # 19

Significant figures in 0.0010 are:

Question # 20

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

Question # 21

The error may occur due to:

Question # 22

Physics details with the study of:

Question # 23

Distance to nearest galaxy from earth is

Question # 24

Density is defined as:

Question # 25

Diameter of the atom is of the order of

Question # 26

In the equation E=mc2value of c is:

Question # 27

Physics is one of the branches of:

Question # 28

Those quantities which can be measured accurately are known as

Question # 29

For addition and subtraction purposes, absolute uncertainties are:

Question # 30

The quantity have dimension of ML2T02will have SI unit of:

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ECAT Physics Chapter 1 Important MCQ's

Sr.# Question Answer
1 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
2 Silicon can be obtained from
A. Lead
B. Uranium
C. An isotope of oxygen
D. Sand
3 Light year is a unit of:
A. Time
B. Distance
C. Velocity
D. Intensity of light
4 The quantity have dimension of ML2T02will have SI unit of:
A. Watt
B. Newton
C. Joule
D. Metre
5 Aerodynamics is a branch of
A. Hydrodynamics
B. Thermodynamics
C. Both of them
D. Statics
6 0.0001210 has ____________ significant figures.
A. Four
B. Three
C. Seven
D. Eight
7 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
8 Density is defined as:
A. Mass per volume
B. Volume per mass
C. Mass x volume
D. Mass per length
9 Which one is the least multiple:
A. Pico
B. Femto
C. Nano
D. Atto
10 The branch of physics which deals with the properties of fundamental particles is called:
A. High energy physics
B. Molecular physics
C. Astrophysics
D. Space physics

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