Question # 1

Distance to nearest galaxy from earth is

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10¹⁰m

10¹⁵m

10⁴⁰m

10³⁰m

Which of the following are the units of intensity of light

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Pois

Lux

Siemen

Candela

In the equation E=mc² value of c is?

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186000 miles per hour

186000 miles per sec

3 X 10⁸m/sec

Both A and C

Both B and C

Density is defined as:

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Mass per volume

Volume per mass

Mass x volume

Mass per length

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

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80 sec

500 sec

1.802 X 10⁴sec

Aerophysics

Electron is a particle whose mass is:

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Greater than that of a proton

Smaller than of a proton and greater than mass of neutron

Smaller than that of proton or neutron

Greater than that of an atom

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

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Atomic Physics

Plasma Physics

Molecular Physics

Solid state physics

The quantity have dimension of ML²T⁰²will have SI unit of:

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Watt

Newton

Joule

Metre

Which quantity has different dimensions:

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Work

Pressure

Energy

Torque

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

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Two

Three

Four

Five

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

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0.005 mm

0.05mm

0.5mm

5.0mm

Diameter of the atom is of the order of

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10^-10m

10^-12m

10^-15m

10^-9m

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

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19.398

19.400

19.4

19.3

Which quantity has different dimension:

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Work

Pressure

Energy

Torque

The error may occur due to:

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Negligence

Faulty apparatus

Inappropriate method

all of these

Which quantity has different dimension?

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Tension

Work

Energy

Torque

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

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