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

Those quantities which can be measured accurately are known as

Question # 2

Aerodynamics is a branch of:

Question # 3

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

Question # 4

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

Question # 5

1 gm-cm-3is equal to:

Question # 6

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

Question # 7

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

Question # 8

Electron is a particle whose mass is:

Question # 9

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

Question # 10

Particles have the mass smallest of following is:

Question # 11

1 gm-cm-3is equal to:

Question # 12

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

Question # 13

Examples of physical quantities are:

Question # 14

Which one of the least multiple:

Question # 15

Silicon can be obtained from:

Question # 16

Light year is a unit of

Question # 17

The body of physics involves

Question # 18

In the equation E=mc2 value of c is?

Question # 19

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

Question # 20

Physics details with the study of:

Question # 21

Light year is a unit of:

Question # 22

Significant figures in 0.0010 are

Question # 23

Which quantity has different dimension:

Question # 24

Which quantity has different dimensions:

Question # 25

dimensions are the same for:

Question # 26

Diameter of the nucleus s of the order of

Question # 27

Computer chips are made from

Question # 28

Significant figures in 0.0010 are:

Question # 29

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

Question # 30

Density is defined as:

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ECAT Physics Chapter 1 Important MCQ's

Sr.# Question Answer
1 dimensions are the same for:
A. Work and energy
B. Force and weight
C. None of these
D. Both a and b
2 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
3 Computer chips are made from
A. Conductors
B. Semiconductors
C. Insulators
D. Both A and B
4 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
5 Number of supplementary units are
A. Three
B. Two
C. Seven
D. Five
6 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
7 A dimension stands for the ___________ nature of certain physical quantity.
A. super
B. Quantitative
C. Qualitative
D. Both B and C
8 The branch of physics which deals with the structure and properties of solids is called:
A. Plasma physics
B. Solid state physics
C. Any of above
D. Astrophysics
9 From sand, we get a material used for construction of computer chips. That material is called:
A. Copper
B. Lead

C. Silicon
D. Germanium
10 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

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