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Physics ECAT Pre Engineering Chapter 1 Measurement Online Test MCQs With Answers

Question # 1

Dimension of mass is written as:

Choose an answer

[M]

(M)

[m]

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Question # 2

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

Choose an answer

More then c

Approaching c

Equal to c

Much less than x

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Question # 3

Which of the following are the units of intensity of light

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Pois

Lux

Siemen

Candela

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Question # 4

The maximum possible error in the reading for a meter rod with least count 1 mm is:

Choose an answer

0.005 mm

0.05mm

0.5mm

5.0mm

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Question # 5

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

Choose an answer

Radio telescope

Microscope

Telescope

Spectro scope

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Question # 6

Which one is the least multiple

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Pico

Femto

Nano

Atto

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Question # 7

dimensions are the same for:

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Work and energy

Force and weight

None of these

Both a and b

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Question # 8

Number of supplementary units are

Choose an answer

Three

Two

Seven

Five

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Question # 9

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

Choose an answer

Relativistic mechanics

Wave mechanics

Quantum

Statics mechanics

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Question # 10

Diameter of the nucleus s of the order of

Choose an answer

10^-10m

10^-12m

10^-15m

10^-18m

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Question # 11

The system international (SI) is built from _______ kind of unites

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Two

Three

Four

Five

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Question # 12

Significant figures in 0.0010 are:

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Four

Three

Two

One

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Question # 13

Electron is a particle whose mass is:

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Greater than that of a proton

Smaller than that of a proton

Smaller than that of a proton or a neutron

Greater than that of an atom

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Question # 14

Which quantity has different dimension:

Choose an answer

Work

Pressure

Energy

Torque

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