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

Physics details with the study of:

Question # 2

The branch of physics, which deals with the structure an properties of solids is called:

Question # 3

Silicon can be obtained from:

Question # 4

0.0001210 has ____________ significant figures.

Question # 5

Diameter of the atom is of the order of

Question # 6

Astrophysics is a branch of physics, which deals with

Question # 7

For multiplication and division purposes, percentage uncertainties are:

Question # 8

Particles have the mass smallest of following is

Question # 9

Radio telescope is used to gather information from

Question # 10

Density is defined as:

Question # 11

Diameter of the nucleus s of the order of

Question # 12

Which quantity has different dimension:

Question # 13

The mechanics, which deals with the objects moving with velocities approaching that of light is called:

Question # 14

The definite number of significant figures in 5000 is:

Question # 15

Particles have the mass smallest of following is:

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ECAT Physics Chapter 1 Important MCQ's

Sr.# Question Answer
1 Density is defined as:
A. Mass per volume
B. Volume per mass
C. Mass x volume
D. Mass per length
2 Physical quantities are often divided into ______ categories
A. 3
B. 2
C. 9
D. 5
3 dimensions are the same for:
A. Work and energy
B. Force and weight
C. None of these
D. Both a and b
4 Computer chips are made from
A. Conductors
B. Semiconductors
C. Insulators
D. Both A and B
5 The machines which deals with the objects moving with velocities approaching that of light is called:
A. Relativistic mechanics
B. Wave mechanics
C. Quantum
D. Statics mechanics
6 Aerodynamics is a branch of
A. Hydrodynamics
B. Thermodynamics
C. Both of them
D. Statics
7 For multiplication and division purposes, percentage uncertainties are:
A. Add
B. subtracted
C. Multiplied
D. Divided
8 Significant figures in 0.0010 are:
A. Four
B. Three
C. Two
D. One
9 Total number of base units are
A. Three
B. Five
C. Seven
D. Nine
10 Particles have the mass smallest of following is:
A. Electron
B. Proton
C. Neutron
D. Quark

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