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

For addition and subtraction purposes, absolute uncertainties are:

Question # 2

Light year is a unit of:

Question # 3

Number of supplementary units are

Question # 4

Particles have the mass smallest of following is:

Question # 5

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

Question # 6

Diameter of the atom is of the order of

Question # 7

Aerodynamics is a branch of:

Question # 8

Light year is a unit of:

Question # 9

Computer chips are made from

Question # 10

Uncertainty is of following type/types:

Question # 11

Aerodynamics is a branch of

Question # 12

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

Question # 13

Silicon can be obtained from:

Question # 14

Relativistic mechanics is a branch of physics, which deal with the bodies moving with velocities:

Question # 15

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

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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 The information from far side of the universe are gathered by:
A. Radio telescope
B. Microscope
C. Telescope
D. Spectro scope
3 The error may occur due to:
A. Negligence
B. Faulty apparatus
C. Inappropriate method
D. all of these
4 The principle characteristics of an ideal standard are
A. Inaccessible and Invariable
B. Accessible and Invariable
C. Accessible and Variable
D. None of these
5 Uncertainty is of following type/types:
A. Absolute
B. Fractional
C. Percentage
D. All of these
6 Diameter of the atom is of the order of
A. 10-10m
B. 10-12m
C. 10-15m
D. 10-9m
7 Which of the following are the units of intensity of light
A. Pois
B. Lux
C. Siemen
D. Candela
8 The maximum possible error in the reading for a meter rod with least count 1 mm is:
A. 0.005 mm
B. 0.05mm
C. 0.5mm
D. 5.0mm
9 Which one is the least multiple
A. Pico
B. Femto
C. Nano
D. Atto
10 The instrument used to gather information form the far side of the universe is
A. Compound microscope
B. Radio telescope
C. Astronomical Telescope
D. Simple microscope

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