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

Silicon can be obtained from

Question # 3

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

Question # 4

Which quantity has different dimension:

Question # 5

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

Question # 6

Density is defined as:

Question # 7

Significant figures in 0.0010 are:

Question # 8

Electron is a particle whose mass is:

Question # 9

0.0001210 has ____________ significant figures.

Question # 10

Physical quantities are often divided into ______ categories

Question # 11

Diameter of the atom is of the order of

Question # 12

Light year is a unit of

Question # 13

The body of physics involves

Question # 14

1 gm-cm-3is equal to:

Question # 15

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

Question # 16

Particles have the mass smallest of following is:

Question # 17

For addition and subtraction purposes, absolute uncertainties are:

Question # 18

The quantity having dimension of ML2T02will earth is:

Question # 19

Total number of base units are

Question # 20

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

Question # 21

Light year is a unit of:

Question # 22

1 gm-cm-3is equal to

Question # 23

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

Question # 24

Particles have the mass smallest of following is

Question # 25

In the equation E=mc2value of c is:

Question # 26

Number of supplementary units are

Question # 27

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

Question # 28

The definite number of significant figures in 5000 is:

Question # 29

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

Question # 30

Astrophysics is a branch of physics, which deals with:

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ECAT Physics Chapter 1 Important MCQ's

Sr.# Question Answer
1 From sand, we get a material used for construction of computer chips. That material is called:
A. Germanium
B. Silicon
C. Copper
D. Lead
2 The study of physics involves?
A. Structure of space and time
B. Interaction of electromagnetic radiation with matter
C. Both of them
D. Chemical changes
3 The branch of physics, which deals with the structure an properties of solids is called:
A. Plasma physics
B. Solid state physics
C. Any of above
D. Astro physics
4 Physical quantities are often divided into ______ categories
A. 3
B. 2
C. 9
D. 5
5 The branch of physics which is mainly concerned with the motion of bodies under the action of forces is called:
A. Optics
B. Mechanics
C. Thermodynamics
D. Astro physics
6 For addition and subtraction purposes, absolute uncertainties are:
A. Added
B. Subtracted
C. Multipiled
D. Divided
7 Relativistic mechanics is a branch of physics, which deal with the bodies moving with velocities:
A. More then c
B. Approaching c
C. Equal to c
D. Much less than x
8 Astrophysics is a branch of physics, which deals with
A. Sub-atomic
B. Stars and galaxies
C. Light and sound
D. Music
9 Physics deals with the study of
A. Matter
B. Energy
C. Both of them
D. Human Body
10 Which of the following are the units of intensity of light
A. Pois
B. Lux
C. Siemen
D. Candela

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