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

Which quantity has different dimensions:

Question # 3

The body of physics involves

Question # 4

Light year is a unit of:

Question # 5

1 gm-cm-3is equal to:

Question # 6

Aerodynamics is a branch of:

Question # 7

Silicon can be obtained from

Question # 8

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

Question # 9

Electron is a particle whose mass is:

Question # 10

Significant figures in 0.0010 are:

Question # 11

Which of the following are the units of intensity of light

Question # 12

Astrophysics is a branch of physics, which deals with:

Question # 13

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

Question # 14

Radio telescope is used to gather information from

Question # 15

Light year is a unit of:

Question # 16

Which one is the least multiple

Question # 17

The information from far side of the universe are gathered by

Question # 18

dimensions are the same for:

Question # 19

Significant figures in 0.0010 are

Question # 20

Relativistic mechanics is a branch of physics, which deal with the bodies moving with velocities:

Question # 21

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

Question # 22

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

Question # 23

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

Question # 24

Physics deals with the study of

Question # 25

Which quantity has different dimension:

Question # 26

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

Question # 27

Significant figures in 0.0010 are:

Question # 28

Significant figures in 0.2020 are:

Question # 29

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

Question # 30

For addition and subtraction purposes, absolute uncertainties are:

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ECAT Physics Chapter 1 Important MCQ's

Sr.# Question Answer
1 From sand, we get a material used for construction with the motion of bodies under the action of forces is called:
A. Optics
B. Mechanics
C. Thermodynamics
D. Astrophysics
2 Radio telescope is used to gather information from
A. Earth
B. Moon only
C. Far side of the universe
D. Sea water
3 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
4 1 gm-cm-3is equal to:
A. 103kg-m-3
B. 10-3kg-m-3
C. 1 kg-m-3
D. 106kg-m-1
5 The system international (SI) is built from _______ kind of unites
A. Two
B. Three
C. Four
D. Five
6 Silicon can be obtained from:
A. Lead
B. Uranium
C. An isotope of oxygen
D. Sand
7 Diameter of the atom is of the order of
A. 10-10m
B. 10-12m
C. 10-15m
D. 10-9m
8 Significant figures in 0.0010 are:
A. Four
B. Three
C. Two
D. One
9 For multiplication and division purposes, percentage uncertainties are:
A. Add
B. subtracted
C. Multiplied
D. Divided
10 The error may occur due to:
A. Negligence
B. Faulty apparatus
C. Inappropriate method
D. all of these

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