Which of the following quantities has a unit but dimensionless?
Which of the following quantities has a unit but dimensionless?
- A
Strain
- B
Reynold's number
- C
Angular displacement
- D
Poisson's ratio
Similar Questions
In the relation $y = a\cos (\omega t - kx)$, the dimensional formula for $k$ is
In the relation $y = a\cos (\omega t - kx)$, the dimensional formula for $k$ is
If speed $(V)$, acceleration $(A)$ and force $(F)$ are considered as fundamental units, the dimension of Young’s modulus will be
If speed $(V)$, acceleration $(A)$ and force $(F)$ are considered as fundamental units, the dimension of Young’s modulus will be
- [JEE MAIN 2019]
Which of the following is not a dimensionless quantity?
Which of the following is not a dimensionless quantity?
- [JEE MAIN 2021]
Match List$-I$ with List$-II$.
List$-I$
List$-II$
$(A)$ Angular momentum
$(I)$ $\left[ ML ^2 T ^{-2}\right]$
$(B)$ Torque
$(II)$ $\left[ ML ^{-2} T ^{-2}\right]$
$(C)$ Stress
$(III)$ $\left[ ML ^2 T ^{-1}\right]$
$(D)$ Pressure gradient
$(IV)$ $\left[ ML ^{-1} T ^{-2}\right]$
Choose the correct answer from the options given below:
Match List$-I$ with List$-II$.
| List$-I$ | List$-II$ |
| $(A)$ Angular momentum | $(I)$ $\left[ ML ^2 T ^{-2}\right]$ |
| $(B)$ Torque | $(II)$ $\left[ ML ^{-2} T ^{-2}\right]$ |
| $(C)$ Stress | $(III)$ $\left[ ML ^2 T ^{-1}\right]$ |
| $(D)$ Pressure gradient | $(IV)$ $\left[ ML ^{-1} T ^{-2}\right]$ |
Choose the correct answer from the options given below:
- [JEE MAIN 2023]
If energy $(E),$ velocity $(V)$ and time $(T)$ are chosen as the fundamental quantities, the dimensional formula of surface tension will be
If energy $(E),$ velocity $(V)$ and time $(T)$ are chosen as the fundamental quantities, the dimensional formula of surface tension will be
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