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

Question # 2

The principle characteristics of an ideal standard are

Question # 3

Astrophysics is a branch of physics, which deals with:

Question # 4

Electron is a particle whose mass is:

Question # 5

Density is defined as:

Question # 6

Electron is a particle whose mass is:

Question # 7

Which quantity has different dimensions:

Question # 8

Which one is the least multiple

Question # 9

Radio telescope is used to gather information from

Question # 10

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

Question # 11

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

Question # 12

Which one of the least multiple:

Question # 13

Distance to nearest galaxy from earth is

Question # 14

The definite number of significant figures in 5000 is:

Question # 15

Physics deals with the study of

Question # 16

Light year is a unit of:

Question # 17

The quantity have dimension of ML2T02will have SI unit of:

Question # 18

Particles have the mass smallest of following is

Question # 19

Dimension of mass is written as:

Question # 20

In the equation E=mc2 value of c is?

Question # 21

Physical quantities are often divided into ______ categories

Question # 22

Particles have the mass smallest of following is:

Question # 23

High energy physics is branch of physics, which deals with:

Question # 24

In the equation E=mc2value of c is:

Question # 25

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

Question # 26

The quantity having dimension of ML2T02will earth is:

Question # 27

Silicon can be obtained from:

Question # 28

Astrophysics is a branch of physics, which deals with

Question # 29

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

Question # 30

Aerodynamics is a branch of:

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ECAT Physics Chapter 1 Important MCQ's

Sr.# Question Answer
1 Uncertainty is of following type/types:
A. Absolute
B. Fractional
C. Percentage
D. All of these
2 Physical quantities are often divided into ______ categories
A. 3
B. 2
C. 9
D. 5
3 In the equation E=mc2value of c is:
A. 1,86,000 miles per hour
B. 1,86,000 miles per sec
C. 3 X 108m/sec
D. Both A and C
4 The quantity having dimension of ML2T02will earth is:
A. 80 sec
B. 500 sec
C. 1.802 X 104sec
D. Aerophysics
5 Significant figures in 0.0010 are:
A. Four
B. Three
C. Two
D. One
6 The information from far side of the universe are gathered by
A. Radio telescope
B. Microscope
C. Telescope
D. Spectro scpe
7 Diameter of the atom is of the order of
A. 10-10m
B. 10-12m
C. 10-15m
D. 10-9m
8 Addition of 2.189 kg, 0.089 kg, 11.8 kg, and 5.32 kg gives the rounded off answer as:
A. 19.398
B. 19.400
C. 19.4
D. 19.3
9 The error may occur due to:
A. Negligence
B. Faulty apparatus
C. Inappropriate method
D. all of these
10 For multiplication and division purposes, percentage uncertainties are:
A. Add
B. subtracted
C. Multiplied
D. Divided

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