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

Aerodynamics is a branch of:

Question # 2

0.0001210 has ____________ significant figures.

Question # 3

The principle characteristics of an ideal standard are

Question # 4

In the equation E=mc2 value of c is?

Question # 5

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

Question # 6

Physical quantities are often divided into ______ categories

Question # 7

Significant figures in 0.0010 are:

Question # 8

Radio telescope is used to gather information from

Question # 9

Those quantities which can be measured accurately are known as

Question # 10

Astrophysics is a branch of physics, which deals with:

Question # 11

Silicon can be obtained from

Question # 12

The quantity having dimension of ML2T02will earth is:

Question # 13

In the equation E=mc2value of c is:

Question # 14

1 gm-cm-3is equal to:

Question # 15

Number of supplementary units are

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ECAT Physics Chapter 1 Important MCQ's

Sr.# Question Answer
1 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
2 Significant figures in 0.0010 are
A. Four
B. Three
C. Two
D. One
3 If the absolute uncertainty of an instrument is 0.0a1 cm, then its least count will be :
A. 0.005 cm
B. 0.01 cm
C. 0.02 cm
D. 0.001 cm
4 The maximum possible error in the reading of an instrument is ______ its least count.
A. Half of
B. Quarter of
C. Equal to
D. Double than
5 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
6 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
7 Addition of 2.189 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
8 Which one is the least multiple
A. Pico
B. Femto
C. Nano
D. Atto
9 The branch of physics which concerned with the ultimate particles of which the universe is composed is known as
A. SolidState physics
B. Particle Physics
C. Nuclear Physics
D. Atomic Physics
10 Light year is a unit of:
A. Time
B. Distance
C. Velocity
D. Intensity of light

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