Attempted
Correct
UnAttempted
Wrong
Which of the following quantities has a unit but dimensionless?
Angular displacement has unit(degree or radian) but it is dimensionless.
Note : vice-versa is not possible.
The dimensional formula of areal velocity is
\(Areal\: velocity=\frac{area}{time}\)
The dimensional formula of couple is
Dimensionally couple = Torque = Work
Density of liquid is 16.8 g cm-3. Its value in the International System of Units is
16.8 gcm-3= 16800 Kgm-3.
Which of the following is the unit of molar gas constant?
\(R=\frac{PV}{nT}=\frac{j}{mol\: k}=jk^{-1}mol^{-1}\)
The dimensions of torque
[Torque] = [Force] [distance]
=MLT-2.L = ML2T-2
The number of significant figures in 0.00060 m is
According to rules of significant figures.
The siemen is the SI unit of
Conductance,\(G=\frac{1}{resistance}=mho(\Omega ^{-1})\) or Siemens (S)
Watt-hour meter measures
W– hr is a unit of energy
Which of the following is not the name of a physical quantity?
The meter is a unit and not a physical quantity