Physics · Science General

Units and Measurement

1,044 Questions

Master the fundamentals of physics with these practice questions on units and measurement. The topics include fundamental SI units, derived quantities, and specific units for power, force, and light. These questions are essential for building a strong foundation for competitive exams.

SI fundamental unitsUnits of powerDerived quantities unitsThermal energy unitsVolume measurement unitsElectric current units

Units and Measurement Questions

Multiple choice physics measurements and units some examples of derived units fundamental and derived quantities fundamental and derived units

How is the following derived unit related to the fundamental units?

1) joule

$N m$$ s^{-1}$
$Nm$
$kg m$$^2 s^{-1}$
$kg m$$^2 s^{-2}$

Reveal answer Fill a bubble to check yourself

Multiple choice physics measurements and units some examples of derived units fundamental and derived quantities fundamental and derived units

Newton is written in fundamental units as $kg\ m/s^{x}$. Value of $x$ is:

2
3
1
-2

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Multiple choice physics measurements and units some examples of derived units fundamental and derived quantities fundamental and derived units

If pascal is written in fundamental units as kg m$^{-x} s^{-2}$,then $x$ is:

$1$
$2$
$-1$
$3$

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Multiple choice physics measurements and units some examples of derived units fundamental and derived quantities fundamental and derived units

Name the physical quantities related to joule.

mass
energy
pressure
intensity

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Multiple choice physics measurements and units some examples of derived units fundamental and derived quantities fundamental and derived units

Write the derived unit of pressure.

kg m$^{-1} s^{-2}$
kg m$^{-2} s^{-2}$
kg m$^{-1} s^{-1}$
kg$^2$ m$^{-1} s^{-2}$

Reveal answer Fill a bubble to check yourself

Multiple choice physics measurements and units some examples of derived units fundamental and derived quantities fundamental and derived units

Name the physical quantities which are measured in the $ns$.

Time
Mass
Length
Temperature

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Multiple choice physics measurements and units some examples of derived units fundamental and derived quantities fundamental and derived units

$Js$ is the unit of

Energy
Angular Momentum
Momentum
Power

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Multiple choice physics measurements and units some examples of derived units fundamental and derived quantities fundamental and derived units

The SI unit of magnetic permeability is:

${ Am }^{ -1 }$
${ Am }^{ -2 }$
${ Hm }^{ -2 }$
${ Hm }^{ -1 }$

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Multiple choice physics measurements and units some examples of derived units fundamental and derived quantities fundamental and derived units

Which is not the unit of Force:

Poundal
Dyne
Joule
Newton

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Multiple choice physics measurements and units some examples of derived units fundamental and derived quantities fundamental and derived units

Energy cannot be measured in

$Js$
$Ws$
$kWh$
$erg$

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Multiple choice physics measurements and units some examples of derived units fundamental and derived quantities fundamental and derived units

$ \dfrac{kg}{m^3} $ is an S.I unit of density.

True
False

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Multiple choice physics measurements and units some examples of derived units fundamental and derived quantities fundamental and derived units

SI unit of momentum is

$dyne \cdot sec$
$g\cdot cms^{-1}$
$Ns$
$gm\cdot s$

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Multiple choice physics measurements and units some examples of derived units fundamental and derived quantities fundamental and derived units

Any unit which can be obtained by the combination of one or more fundamental units is called

Fundamental unit
Scale
Derived unit
Standard unit

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Multiple choice physics measurements and units some examples of derived units fundamental and derived quantities fundamental and derived units

Unit of relative density is $kg\ m^{-3}$.

True
False

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Multiple choice physics measurements and units some examples of derived units fundamental and derived quantities fundamental and derived units

Derived units can be defined in terms of one or multiple fundamental units.

True
False

Reveal answer Fill a bubble to check yourself

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