The units of length,velocity,and force are doubled. Which of the following is the correct change in the other units?

  • A
    Unit of time is doubled
  • B
    Unit of mass is doubled
  • C
    Unit of momentum is doubled
  • D
    Unit of energy is doubled

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Similar Questions

Fill in the blanks:
$(a)$ The volume of a cube of side $1\; cm$ is equal to $\ldots \ldots\, m ^{3}$
$(b)$ The surface area of a solid cylinder of radius $2.0 \;cm$ and height $10.0\; cm$ is equal to $\ldots(mm)^{2}$
$(c)$ $A$ vehicle moving with a speed of $18\; km\, h ^{-1}$ covers $\ldots ..m$ in $1\; s$
$(d)$ The relative density of lead is $11.3$. Its density is $\ldots ..\, g\, cm ^{-3}$ or $\ldots . .\, kg\, m ^{-3}$.

Match the $\text{LIST-I}$ with $\text{LIST-II}$:
$\text{LIST-I}$ $\text{LIST-II}$
$A$. Boltzmann constant $I$. $ML^2 T^{-1}$
$B$. Coefficient of viscosity $II$. $MLT^{-3} K^{-1}$
$C$. Planck's constant $III$. $ML^2 T^{-2} K^{-1}$
$D$. Thermal conductivity $IV$. $ML^{-1} T^{-1}$

Choose the correct answer from the options given below:

In the following list,the only pair which has different dimensions is

The distance of a galaxy is of the order of $10^{25} \ m$. Calculate the order of magnitude of time taken by light to reach us from the galaxy.

Of the following quantities,which one has dimensions different from the remaining three?

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