MCQ
Dimensions of pair are same. Identify the pair
- ✓Torque and work
- BAngular momentum and work
- CEnergy and Young's modulus
- DNone of the above
✓
Answer
Correct option: A.
Torque and work
a
(A) $ [Torque] = [work] = [ML^2T^{-2}]$
(A) $ [Torque] = [work] = [ML^2T^{-2}]$
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 body cools from $60\,^oC$ to $50\,^oC$ in $10\,minutes$ . If the room temperature is $25\,^oC$ and assuming Newton's law of cooling to hold good, the temperature of the body at the end of the next $10\,minutes$ will be ......... $^oC$
→A physical quantity $y$ is represented by the formula $y=m^{2}\, r^{-4}\, g^{x}\,l^{-\frac{3}{2}}$. If the percentage error found in $y, m, r, l$ and $g$ are $18,1,0.5,4$ and $p$ respectively, then find the value of $x$ and $p$.
→It takes $10$ minutes to cool a liquid from $61^oC$ to $59^oC$. If room temperature is $30^oC$ then time taken in cooling from $51^oC$ to $49^oC$ is ....... $\min$
→$A$ small bead of mass $m$ moving with velocity $v$ gets threaded on a stationary semicircular ring of mass $m$ and radius $R$ kept on a horizontal table. The ring can freely rotate about its centre. The bead comes to rest relative to the ring. What will be the final angular velocity of the system?
→A person feels $2.5\%$ difference of frequency of a motor-car horn. If the motor-car is moving to the person and the velocity of sound is $320\, m/sec,$ then the velocity of car will be
→A mass of $20\ kg$ is hanging with support of two strings of same linear mass density. Now pulses are generated in both strings at same time near the joint at mass. Ratio of time, taken by a pulse travel through string $1$ to that taken by pulse on string $2$ is
→For a refrigerator, heat absorbed from source is $800\, J$ and heat supplied to sink is $500\, J$ then the coefficient of performance is
→For one complete cycle of a thermodynamic processes on a gas as shown in $P-V$ diagram. Which is true
→The number of significant figure in $6.25\times10^5$ is
→First law of thermodynamics: