Match the column
I II
A Force erg
B Pressure $K g m / s^{2}$
C Power ${J s}^{- 1}$
D Energy ${N m}^{- 2}$

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Solution

$F o r c e = m a$

$F = k g \times m / s^{2} = N$

$P r e s s u r e = \frac{f o r c e}{a r e a} = \frac{N}{m^{2}}$

$P o w e r = \frac{E n e r g y}{t i m e} = \frac{J}{s}$

$e r g$ is a unit of energy.

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	I	II
A	Force	erg
B	Pressure	$K g m / s^{2}$
C	Power	${J s}^{- 1}$
D	Energy	${N m}^{- 2}$

Match the column IIIAForce ergBPressure Kgm/s2CPowerJs−1DEnergyNm−2

Force=maF=kg×m/s2=NPressure=forcearea=Nm2Power=Energytime=Jserg is a unit of energy.

Match the column
I II
A Force erg
B Pressure $K g m / s^{2}$
C Power ${J s}^{- 1}$
D Energy ${N m}^{- 2}$

$F o r c e = m a$

$F = k g \times m / s^{2} = N$

$P r e s s u r e = \frac{f o r c e}{a r e a} = \frac{N}{m^{2}}$

$P o w e r = \frac{E n e r g y}{t i m e} = \frac{J}{s}$

$e r g$ is a unit of energy.