ECAT Pre Computer Science Chapter 1 MCQ Test With Answer

MCQ's Test For ECAT Physics Chapter 1 Measurements

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ECAT Physics Chapter 1 Measurements

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Question # 1

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

Question # 2

The branch of physics which deals with the properties of fundamental particles is called:

Question # 3

For addition and subtraction purposes, absolute uncertainties are:

Question # 4

Astrophysics is a branch of physics, which deals with:

Question # 5

Density is defined as:

Question # 6

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

Question # 7

Astrophysics is a branch of physics, which deals with:

Question # 8

Distance to nearest galaxy from earth is

Question # 9

Those quantities which can be measured accurately are known as

Question # 10

Which one is the least multiple:

Question # 11

Electron is a particle whose mass is:

Question # 12

Light year is a unit of

Question # 13

Significant figures in 0.2020 are:

Question # 14

The branch of physics which is mainly concerned with the motion of bodies under the action of forces is called:

Question # 15

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

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ECAT Physics Chapter 1 Important MCQ's

Sr.# Question Answer
1 dimensions are the same for:
A. Work and energy
B. Force and weight
C. None of these
D. Both a and b
2 Light year is a unit of:
A. Time
B. Distance
C. Velocity
D. Intensity of light
3 Uncertainty is of following type/types:
A. Absolute
B. Fractional
C. Percentage
D. All of these
4 The body of physics involves
A. Structure of space and time
B. Interaction of electromagnetic radiation with matter
C. Both of them
D. Chemical Changes
5 Aerodynamics is a branch of
A. Hydrodynamics
B. Thermodynamics
C. Both of them
D. Statics
6 Density is defined as:
A. Mass per volume
B. Volume per mass
C. Mass x volume
D. Mass per length
7 The error may occur due to:
A. Negligence
B. Faulty apparatus
C. Inappropriate method
D. all of these
8 Which one is the least multiple:
A. Pico
B. Femto
C. Nano
D. Atto
9 The time taken by light to travel from moon to earth is:
A. 80 sec
B. 500 sec
C. 1.802 X 104sec
D. Aerophysics
10 Diameter of the atom is of the order of
A. 10-10m
B. 10-12m
C. 10-15m
D. 10-9m

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