MCQ
Dimensional formula of heat energy is
  • $M L^2 T^{-2}$
  • B
    $M L T^{-1}$
  • C
    $M^0 L^0 T^{-2}$
  • D
    None of these

Answer

Correct option: A.
$M L^2 T^{-2}$
(a) $Q=\left[M L^2 T^{-2}\right]$ (All energies have same dimension)

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Similar questions

The position vector of a particle is determined by the expression $\vec{r}=3 t^2 \hat{i}+4 t^2 \hat{j}+7 \hat{k}$ The distance traversed in first $10 sec$ is
The linear momentum $p$ of a body moving in one dimension varies with time according to the equation $p=a+b t^2$ where $a$ and $b$ are positive constants. The net force acting on the body is
If the K.E. of a particle is doubled, then its momentum will
In the above question, the acceleration of the car will be
Two lenses having $f_1: f_2=2: 3$ has combination to make no dispersion. Find the ratio of dispersive power of glasses used
There is a simple pendulum hanging from the ceiling of a lift. When the lift is stand still, the time period of the pendulum is $T$. If the resultant acceleration becomes $g / 4$, then the new time period of the pendulum is
A wire of length $L$ metre carrying a current of $I$ ampere is bent in the form of circle. Its magnetic moment is
A body of mass $m \mathrm{~kg}$. starts falling from a point $2 R$ above the Earth's surface. Its kinetic energy when it has fallen to a point ' $R$ ' above the Earth's surface [ $R$-Radius of Earth, $M$-Mass of Earth, $G$ Gravitational Constant]
Two masses of $1 \mathrm{~kg}$ and $16 \mathrm{~kg}$ are moving with equal K.E. The ratio of magnitude of the linear momentum is
A black body of surface area $10 \mathrm{~cm}$ is heated to $127^{\circ} \mathrm{C}$ and is suspended in a room at temperature $27^{\circ} \mathrm{C}$. The initial rate of loss of heat from the body at the room temperature will be