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

Which branch of physics deals with the structure and properties of solids

Question # 2

Light year is a unit of:

Question # 3

1 gm-cm-3is equal to:

Question # 4

Electron is a particle whose mass is:

Question # 5

1 gm-cm-3is equal to

Question # 6

Uncertainty is of following type/types:

Question # 7

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

Question # 8

Light year is a unit of

Question # 9

1 gm-cm-3is equal to:

Question # 10

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

Question # 11

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

Question # 12

0.0001210 has ____________ significant figures.

Question # 13

Significant figures in 0.0010 are:

Question # 14

Physics details with the study of:

Question # 15

Diameter of the atom is of the order of

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ECAT Physics Chapter 1 Important MCQ's

Sr.# Question Answer
1 Electron is a particle whose mass is:
A. Greater than that of a proton
B. Smaller than of a proton and greater than mass of neutron
C. Smaller than that of proton or neutron
D. Greater than that of an atom
2 The branch of physics which is mainly concerned with the motion of bodies under the action of forces is called:
A. Optics
B. Mechanics
C. Thermodynamics
D. Astro physics
3 Which quantity has different dimension:
A. Work
B. Pressure
C. Energy
D. Torque
4 The quantity have dimension of ML2T02will have SI unit of:
A. Watt
B. Newton
C. Joule
D. Metre
5 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
6 The definite number of significant figures in 5000 is:
A. Four
B. Three
C. Two
D. One
7 From sand, we get a material used for construction with the motion of bodies under the action of forces is called:
A. Optics
B. Mechanics
C. Thermodynamics
D. Astrophysics
8 The information from far side of the universe are gathered by
A. Radio telescope
B. Microscope
C. Telescope
D. Spectro scpe
9 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
10 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

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