Question # 1

Physics details with the study of:

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Matter

Energy

Both of them

Human body

For multiplication and division purposes, percentage uncertainties are:

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Add

subtracted

Multiplied

Divided

Addition of 2.189 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

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

0.0001210 has ____________ significant figures.

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Four

Three

Seven

Eight

Diameter of the nucleus s of the order of

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10^-10m

10^-12m

10^-15m

10^-18m

The maximum possible error in the reading of an instrument is ______ its least count.

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Half of

Quarter of

Equal to

Double than

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

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More then c

Approaching c

Equal to c

Much less than x

Distance to nearest galaxy from earth is

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10¹⁰m

10¹⁵m

10⁴⁰m

10³⁰m

Particles have the mass smallest of following is

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Electron

Proton

Neutron

Quark

Which quantity has different dimensions:

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Work

Pressure

Energy

Torque

Silicon can be obtained from

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Lead

Uranium

An isotope of oxygen

Sand

Which one is the least multiple:

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Pico

Femto

Nano

Atto

1 gm-cm^-3is equal to

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10³kg-m^-3

10^-3kg-m^-3

1kg-m^-3

10⁶kg-m^-1

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

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Germanium

Silicon

Copper

Lead

Which one is the least multiple

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Pico

Femto

Nano

Atto

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ECAT Physics Chapter 1 Measurements Online Test MCQs With Answers

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