Which relation is wrong?
- A$1 \text{ Calorie} = 4.18 \text{ Joules}$
- B$1 \,\mathring{A} = 10^{-10} \text{ m}$
- C$1 \text{ MeV} = 1.6 \times 10^{-13} \text{ Joules}$
- D$1 \text{ Newton} = 10^{-5} \text{ Dynes}$
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If the unit of length and force be increased four times,then the unit of energy is
Medium
View SolutionThe ratio $\left(\frac{E}{W}\right)$ of relative strength of electromagnetic force $(E)$ to weak nuclear force $(W)$ is,
The density of a substance is $4 \, g/cc$ in a system in which the unit of length is $5 \, cm$ and the unit of mass is $20 \, g$. The density of the substance in the $CGS$ system is: (in $units$)
Match List-$I$ with List-$II$.
List-$I$ List-$II$ $(A)$ Torque $(I)$ $Nms^{-1}$ $(B)$ Stress $(II)$ $Jkg^{-1}$ $(C)$ Latent Heat $(III)$ $Nm$ $(D)$ Power $(IV)$ $Nm^{-2}$
Choose the correct answer from the options below.
| List-$I$ | List-$II$ |
|---|---|
| $(A)$ Torque | $(I)$ $Nms^{-1}$ |
| $(B)$ Stress | $(II)$ $Jkg^{-1}$ |
| $(C)$ Latent Heat | $(III)$ $Nm$ |
| $(D)$ Power | $(IV)$ $Nm^{-2}$ |
Choose the correct answer from the options below.
Match List-$I$ with List-$II$.
List-$I$ List-$II$ $(A)$ Coefficient of viscosity $(I)$ $[ML^0T^{-3}]$ $(B)$ Intensity of wave $(II)$ $[ML^{-2}T^{-2}]$ $(C)$ Pressure gradient $(III)$ $[M^{-1}LT^2]$ $(D)$ Compressibility $(IV)$ $[ML^{-1}T^{-1}]$
Choose the correct answer from the options given below:
| List-$I$ | List-$II$ |
| $(A)$ Coefficient of viscosity | $(I)$ $[ML^0T^{-3}]$ |
| $(B)$ Intensity of wave | $(II)$ $[ML^{-2}T^{-2}]$ |
| $(C)$ Pressure gradient | $(III)$ $[M^{-1}LT^2]$ |
| $(D)$ Compressibility | $(IV)$ $[ML^{-1}T^{-1}]$ |
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