Medium
Which of the following pairs does not have the same dimensions?
- APlanck's constant and angular momentum
- BStress and surface tension
- CForce and tension
- DStress and pressure
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Similar Questions
Match List $I$ with List $II$ and select the correct answer using the codes given below the lists:
List $I$ List $II$ $P.$ Boltzmann constant $1.$ $[ML^2T^{-1}]$ $Q.$ Coefficient of viscosity $2.$ $[ML^{-1}T^{-1}]$ $R.$ Planck constant $3.$ $[MLT^{-3}K^{-1}]$ $S.$ Thermal conductivity $4.$ $[ML^2T^{-2}K^{-1}]$
Codes: $P \quad Q \quad R \quad S$
| List $I$ | List $II$ |
| $P.$ Boltzmann constant | $1.$ $[ML^2T^{-1}]$ |
| $Q.$ Coefficient of viscosity | $2.$ $[ML^{-1}T^{-1}]$ |
| $R.$ Planck constant | $3.$ $[MLT^{-3}K^{-1}]$ |
| $S.$ Thermal conductivity | $4.$ $[ML^2T^{-2}K^{-1}]$ |
Codes: $P \quad Q \quad R \quad S$
DifficultIIT 2013
View SolutionNames of units of some physical quantities are given in List-$I$ and their dimensional formulae are given in List-$II$. Match the correct pairs in the lists:
$A$. $Pa \cdot s$ $(i)$. $[L^2 T^{-2} K^{-1}]$ $B$. $N \cdot m \cdot K^{-1}$ $(ii)$. $[MLT^{-3} K^{-1}]$ $C$. $J \cdot kg^{-1} \cdot K^{-1}$ $(iii)$. $[ML^{-1} T^{-1}]$ $D$. $W \cdot m^{-1} \cdot K^{-1}$ $(iv)$. $[ML^2 T^{-2} K^{-1}]$
| $A$. $Pa \cdot s$ | $(i)$. $[L^2 T^{-2} K^{-1}]$ |
| $B$. $N \cdot m \cdot K^{-1}$ | $(ii)$. $[MLT^{-3} K^{-1}]$ |
| $C$. $J \cdot kg^{-1} \cdot K^{-1}$ | $(iii)$. $[ML^{-1} T^{-1}]$ |
| $D$. $W \cdot m^{-1} \cdot K^{-1}$ | $(iv)$. $[ML^2 T^{-2} K^{-1}]$ |
DifficultTS EAMCET 2005
View SolutionMatch the following?
Column-$I$ Column-$II$ $(a)$ Ratio of change in time period of a simple pendulum with temperature to its original time period $(i) \, \alpha \Delta T$ $(b)$ Ratio of the value of a length to its scale reading $(ii) \, T$ $(c)$ Reciprocal of coefficient of volume expansion for an ideal gas of constant pressure $(iii) \, (1 + \alpha \Delta T)$ $(d) \, \frac{F}{YA} =$ $(iv) \, \frac{1}{2} \alpha \Delta T$
| Column-$I$ | Column-$II$ |
|---|---|
| $(a)$ Ratio of change in time period of a simple pendulum with temperature to its original time period | $(i) \, \alpha \Delta T$ |
| $(b)$ Ratio of the value of a length to its scale reading | $(ii) \, T$ |
| $(c)$ Reciprocal of coefficient of volume expansion for an ideal gas of constant pressure | $(iii) \, (1 + \alpha \Delta T)$ |
| $(d) \, \frac{F}{YA} =$ | $(iv) \, \frac{1}{2} \alpha \Delta T$ |
Identify the pair that has the same dimensions.
Medium
View SolutionWhich year was declared as the International Year of Physics?
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