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

In the equation E=mc2 value of c is?

Question # 2

Distance to nearest galaxy from earth is

Question # 3

0.0001210 has ____________ significant figures.

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

1 gm-cm-3is equal to

Question # 6

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

Question # 7

The error may occur due to:

Question # 8

1 gm-cm-3is equal to:

Question # 9

The principle characteristics of an ideal standard are

Question # 10

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

Question # 11

Diameter of the atom is of the order of

Question # 12

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

Question # 13

Diameter of the nucleus s of the order of

Question # 14

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

Question # 15

Number of supplementary units are

Question # 16

For addition and subtraction purposes, absolute uncertainties are:

Question # 17

The time taken by light to travel from moon to earth is:

Question # 18

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

Question # 19

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

Question # 20

Particles have the mass smallest of following is:

Question # 21

Which quantity has different dimension?

Question # 22

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

Question # 23

Uncertainty is of following type/types:

Question # 24

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

Question # 25

For multiplication and division purposes, percentage uncertainties are:

Question # 26

Silicon can be obtained from:

Question # 27

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

Question # 28

1 gm-cm-3is equal to:

Question # 29

Aerodynamics is a branch of

Question # 30

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

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ECAT Physics Chapter 1 Important MCQ's

Sr.# Question Answer
1 The mechanics, which deals with the objects moving with velocities approaching that of light is called
A. Relativistic mechanics
B. Wave mechanics
C. Quantum mechanics
D. Statics
2 A dimension stands for the ___________ nature of certain physical quantity.
A. super
B. Quantitative
C. Qualitative
D. Both B and C
3 Significant figures in 0.2020 are:
A. Two
B. Three
C. Four
D. Five
4 Which one is the least multiple:
A. Pico
B. Femto
C. Nano
D. Atto
5 dimensions are the same for:
A. Work and energy
B. Force and weight
C. None of these
D. Both a and b
6 From sand, we get a material used for construction of computer chips. That material is called:
A. Copper
B. Lead

C. Silicon
D. Germanium
7 Which quantity has different dimension:
A. Work
B. Pressure
C. Energy
D. Torque
8 High energy physics is branch of physics, which deals with:
A. Stars and galaxies
B. Sub-atomic particles
C. Light and sound
D. Molecules
9 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
10 Which branch of physics deals with the structure and properties of solids
A. Atomic Physics
B. Plasma Physics
C. Molecular Physics
D. Solid state physics

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