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

Significant figures in 0.0010 are:

Question # 2

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

Question # 3

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

Question # 4

Branch of physics which deals with the study of stars and galaxies is called:

Question # 5

From sand, we get a material used for construction with the motion of bodies under the action of forces is called:

Question # 6

Silicon can be obtained from

Question # 7

Significant figures in 0.0010 are

Question # 8

The error may occur due to:

Question # 9

The study of physics involves?

Question # 10

The information from far side of the universe are gathered by

Question # 11

Those quantities which can be measured accurately are known as

Question # 12

Physics is one of the branches of:

Question # 13

1 gm-cm-3is equal to:

Question # 14

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

Question # 15

Light year is a unit of:

Question # 16

Which quantity has different dimension?

Question # 17

The principle characteristics of an ideal standard are

Question # 18

Particles have the mass smallest of following is

Question # 19

Computer chips are made from

Question # 20

1 gm-cm-3is equal to:

Question # 21

Which of the following are the units of intensity of light

Question # 22

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

Question # 23

Significant figures in 0.2020 are:

Question # 24

Dimension of mass is written as:

Question # 25

Which one is the least multiple

Question # 26

Density is defined as:

Question # 27

Which one is the least multiple:

Question # 28

Physical quantities are often divided into ______ categories

Question # 29

Particles have the mass smallest of following is:

Question # 30

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

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ECAT Physics Chapter 1 Important MCQ's

Sr.# Question Answer
1 Number of supplementary units are
A. Three
B. Two
C. Seven
D. Five
2 For multiplication and division purposes, percentage uncertainties are:
A. Add
B. subtracted
C. Multiplied
D. Divided
3 Physical quantities are often divided into ______ categories
A. 3
B. 2
C. 9
D. 5
4 Significant figures in 0.2020 are:
A. Two
B. Three
C. Four
D. Five
5 Silicon can be obtained from
A. Lead
B. Uranium
C. An isotope of oxygen
D. Sand
6 Which quantity has different dimension:
A. Work
B. Pressure
C. Energy
D. Torque
7 For addition and subtraction purposes, absolute uncertainties are:
A. Added
B. Subtracted
C. Multipiled
D. Divided
8 Electron is a particle whose mass is:
A. Greater than that of a proton
B. Smaller than that of a proton
C. Smaller than that of a proton or a neutron
D. Greater than that of an atom
9 1 gm-cm-3is equal to:
A. 103kg-m-3
B. 10-3kg-m-3
C. 1 kg-m-3
D. 106kg-m-1
10 0.0001210 has ____________ significant figures.
A. Four
B. Three
C. Seven
D. Eight

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