MCQ
Identify the pair which has different dimensions
- APlanck's constant and angular momentum
- BImpulse and linear momentum
- ✓Angular momentum and frequency
- DPressure and Young's modulus
✓
Answer
Correct option: C.
Angular momentum and frequency
c
(c) Angular momentum = $[M{L^2}{T^{ - 1}}]$, Frequency = $[{T^{ - 1}}]$
(c) Angular momentum = $[M{L^2}{T^{ - 1}}]$, Frequency = $[{T^{ - 1}}]$
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
A certain string will resonant to several frequencies, the lowest of which is $200 \,cps$. What are the next three higher frequencies to which it resonants?
→A stream-lined body falls through air from a height $h$ on the surface of liquid. Let $d$ and $D$ denote the densities of the materials of the body and the liquid respectively. If $D > d$, then the time after which the body will be instantaneously at rest, is
→A particle execute $S.H.M.$ along a straight line. The amplitude of oscillation is $2 \,cm$. When displacement of particle from the mean position is $1 \,cm$, the magnitude of its acceleration is equal to magnitude of its velocity. The time period of oscillation is ........
→A $750 \,W$ motor drives a pump which lifts $300 \,L$ of water per minute to a height of $6 \,m$. The efficiency of the motor is nearly (Take, acceleration due to gravity to be $10 \,m / s ^2$ )
→A wave is propagating along $x$-axis. The displacement of particles of the medium in $z$-direction at $t = 0$ is given by: $z =$ exp$[ -(x + 2)^2]$ , where $‘x’$ is in meters. At $t = 1s$, the same wave disturbance is given by: $z =$ exp $ [ - (2 - x)^2 ]$. Then, the wave propagation velocity is
→A point particle of mass $0.5 \,kg$ is moving along the $X$-axis under a force described by the potential energy $V$ shown below. It is projected towards the right from the origin with a speed $v$. What is the minimum value of $v$ for which the particle will escape infinitely far away from the origin?
→A coin is placed on a horizontal platform which undergoes vertical simple harmonic motion of angular frequency $\omega $. The amplitude of oscillation is gradually increased. The coin will leave contact with the platform for the first time
→Thermal capacity of a body depends on
Given that $\int {{e^{ax}}\left. {dx} \right|} = {a^m}{e^{ax}} + C$, then which statement is incorrect (Dimension of $x = L^1$) ?
→A point mass oscillates along the $x-$axis according to the law $\text{x = x}_0\cos\Big(\omega\text{t}-\frac{\pi}{4}\Big).$ If the acceleration of the particle is written as, $\text{a = A}\cos(\omega\text{t}+\delta),$ then:
→