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 one is the least multiple

Question # 2

The time taken by light to travel from moon to earth is:

Question # 3

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

Question # 4

Which quantity has different dimensions:

Question # 5

Significant figures in 0.2020 are:

Question # 6

Density is defined as:

Question # 7

Particles have the mass smallest of following is

Question # 8

Electron is a particle whose mass is:

Question # 9

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

Question # 10

Uncertainty is of following type/types:

Question # 11

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

Question # 12

Aerodynamics is a branch of:

Question # 13

Electron is a particle whose mass is:

Question # 14

Physics details with the study of:

Question # 15

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 From sand, we get a material used for construction of computer chips. That material is called:
A. Copper
B. Lead

C. Silicon
D. Germanium
3 From sand, we get a material used for construction of computer chips. That material is called:
A. Germanium
B. Silicon
C. Copper
D. Lead
4 Significant figures in 0.2020 are:
A. Two
B. Three
C. Four
D. Five
5 Aerodynamics is a branch of
A. Hydrodynamics
B. Thermodynamics
C. Both of them
D. Statics
6 Silicon can be obtained from:
A. Lead
B. Uranium
C. An isotope of oxygen
D. Sand
7 Physics is one of the branches of:
A. Social sciences
B. Physical sciences
C. Biological sciences
D. Abstract art
8 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
9 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
10 Uncertainty is of following type/types:
A. Absolute
B. Fractional
C. Percentage
D. All of these

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