Units and Measurement

Question 1

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

Pascal is a unit of

Pressure
Force
Linear momentum
Energy

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Answer

$\dfrac{J}{m^{2}}$

Answer

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

Answer

$g cm^{-3}$

Answer

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

Answer

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

Answer

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

Question 2

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

The unit of $\dfrac{d^{2}y}{dx^{2}}$ is [where y is energy and x is distance]

$\dfrac{J^{2}}{m^{2}}$
$\dfrac{J^{2}}{m}$
$\dfrac{J}{m}$

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Question 3

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

The kilowatt hour is a unit of energy.

True
False

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Question 4

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

Unit of gravitational potential energy is ______.

$J/s$
$Js$
$Nm$
$N/m$

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Question 5

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

The $SI$ unit of specific heat capacity is $J\ kg^{-1}K^{-1}$.
What is the unit of specific heat capacity expressed in $SI$ base units?

$ms^{-2}K^{-1}$
$kgms^{-2}K^{-1}$
$kg m^{2}s^{-2}K^{-1}$

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Question 6

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

What is C.G.S unit of density?

$g m^{-3}$
$g cm^{-2}$
$kg m^{-3}$

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Question 7

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

Newton is the unit of which quantity.

Acceleration
Force
Mass
Gravity

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Question 8

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

Which of the following is derived units of work?

kg m$^2$ s$^{2}$
kg m$^2$ s$^{-3}$
kg m$^2$ s$^{-1}$

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Question 9

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

Write the derived S.I units of force.

$Newton$
$Pascal$
$Mass$
$Dyne$

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Question 10

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}$

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Question 11

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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Question 12

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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Question 13

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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Question 14

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

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Question 15

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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Units and Measurement

Units and Measurement Questions