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

Question # 2

Which one is the least multiple:

Question # 3

Light year is a unit of:

Question # 4

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

Question # 5

Distance to nearest galaxy from earth is

Question # 6

Total number of base units are

Question # 7

For multiplication and division purposes, percentage uncertainties are:

Question # 8

Number of supplementary units are

Question # 9

The error may occur due to:

Question # 10

Diameter of the atom is of the order of

Question # 11

Particles have the mass smallest of following is:

Question # 12

In the equation E=mc2value of c is:

Question # 13

Those quantities which can be measured accurately are known as

Question # 14

The information from far side of the universe are gathered by

Question # 15

1 gm-cm-3is equal to:

Question # 16

Relativistic mechanics is a branch of physics, which deal with the bodies moving with velocities:

Question # 17

Light year is a unit of

Question # 18

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

Question # 19

Light year is a unit of:

Question # 20

The study of physics involves?

Question # 21

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

Question # 22

Which quantity has different dimensions:

Question # 23

The quantity have dimension of ML2T02will have SI unit of:

Question # 24

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

Question # 25

Aerodynamics is a branch of:

Question # 26

The quantity having dimension of ML2T02will earth is:

Question # 27

Electron is a particle whose mass is:

Question # 28

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

Question # 29

Significant figures in 0.2020 are:

Question # 30

Physical quantities are often divided into ______ categories

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ECAT Physics Chapter 1 Important MCQ's

Sr.# Question Answer
1 1 gm-cm-3is equal to
A. 103kg-m-3
B. 10-3kg-m-3
C. 1kg-m-3
D. 106kg-m-1
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 Silicon can be obtained from
A. Lead
B. Uranium
C. An isotope of oxygen
D. Sand
4 Which one is the least multiple:
A. Pico
B. Femto
C. Nano
D. Atto
5 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
6 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
7 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
8 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
9 At the present time, the main frontiers of fundamental science are
A. 2
B. 3
C. 4
D. 5
10 Physical quantities are often divided into ______ categories
A. 3
B. 2
C. 9
D. 5

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