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

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

Question # 2

In the equation E=mc2value of c is:

Question # 3

The system international (SI) is built from _______ kind of unites

Question # 4

Which one of the least multiple:

Question # 5

The definite number of significant figures in 5000 is:

Question # 6

Physics deals with the study of

Question # 7

Computer chips are made from

Question # 8

Astrophysics is a branch of physics, which deals with

Question # 9

For addition and subtraction purposes, absolute uncertainties are:

Question # 10

Which quantity has different dimension:

Question # 11

Dimension of mass is written as:

Question # 12

Silicon can be obtained from:

Question # 13

Electron is a particle whose mass is:

Question # 14

Distance to nearest galaxy from earth is

Question # 15

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

Question # 16

The principle characteristics of an ideal standard are

Question # 17

Diameter of the nucleus s of the order of

Question # 18

Particles have the mass smallest of following is:

Question # 19

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

Question # 20

Which of the following are the units of intensity of light

Question # 21

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

Question # 22

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

Question # 23

The error may occur due to:

Question # 24

Light year is a unit of:

Question # 25

1 gm-cm-3is equal to

Question # 26

Which one is the least multiple:

Question # 27

Those quantities which can be measured accurately are known as

Question # 28

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

Question # 29

Astrophysics is a branch of physics, which deals with:

Question # 30

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

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ECAT Physics Chapter 1 Important MCQ's

Sr.# Question Answer
1 Astrophysics is a branch of physics, which deals with:
A. Sub-atomic particles
B. Stars and galaxies
C. Light and sound
D. Music
2 The principle characteristics of an ideal standard are
A. Inaccessible and Invariable
B. Accessible and Invariable
C. Accessible and Variable
D. None of these
3 From sand, we get a material used for construction of computer chips. That material is called:
A. Germanium
B. Silicon
C. Copper
D. Lead
4 Aerodynamics is a branch of
A. Hydrodynamics
B. Thermodynamics
C. Both of them
D. Statics
5 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
6 The mechanics, which deals with the objects moving with velocities approaching that of light is called:
A. Relativistic mechanics
B. Wave mechanic
C. Quantum mechanics
D. Statics
7 At the present time, the main frontiers of fundamental science are
A. 2
B. 3
C. 4
D. 5
8 The quantity having dimension of ML2T02will earth is:
A. 80 sec
B. 500 sec
C. 1.802 X 104sec
D. Aerophysics
9 dimensions are the same for:
A. Work and energy
B. Force and weight
C. None of these
D. Both a and b
10 Diameter of the nucleus s of the order of
A. 10-10m
B. 10-12m
C. 10-15m
D. 10-18m

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