Question
Name the physical quantity corresponding to force in rotational motion. How is it related to force and give its units?
✓
Answer
Get the step-by-step solution for this question inside the Vidyadip app.
Get the answer in the appNeed 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
Calculate the mass of an $\alpha$-particle. Its binding energy is 28.2MeV.
→The apparent weight of an object increases in an elevator while accelerating upward. A moongphaliwala sells his moongphali using a beam balance in an elevator. Will he gain more if the elevator is accelerating up?
At noon, the sun and the earth pull the objects on the earth's surface in opposite directions. At midnight the sun and the earth pull these objects in same direction. Is the weight of an object, as measured by a spring balance on the earth's surface, more at midnight as compared to its weight at noon?
A spacecraft consumes more fuel in going from earth to moon than it does on the return trip. Comment on this.
A barometer correctly reads the atmospheric pressure as 76cm of mercury. Water droplets are slowly introduced into the barometer tube by a dropper. The height of the mercury column first decreases and then becomes constant. lf the saturation vapour pressure at the atmospheric temperature is 0.80cm of mercury, find the height of the mercury column when it reaches its minimum value.
In a factory it is desired to lift 2000kg of metal through a distance of 12m in 1 minute. Find the minimum horsepower of the engine to be used.
The two straight rays $OA$ and $OB$ on the same displacement $-$ time graph make angle $30^\circ$ and $60^\circ$ with time axis respectively as shown in figure.
→
- Which ray represents greater velocity?
- What is the ratio of two velocities represented by $OA$ and $OB?$
Can you add two vectors representing physical quantities having different dimensions? Can you multiply two vectors representing physical quantities having different dimensions?
Calculate the work done by a car against gravity in moving along a straight horizontal road. The mass of the car is 400kg and the distance moved is 2m.
The gravitational field in a region is given by $\overrightarrow{\text{E}}=(5\text{N/kg})\overrightarrow{\text{i}}+(12\text{N/kg})\overrightarrow{\text{j}}.$
→- Find the magnitude of the gravitational force acting on a particle of mass $2\ kg$ placed at the origin.
- Find the potential at the points $(12m, 0)$ and $(0, 5m)$ if the potential at the origin is taken to be zero.
- Find the change in gravitational potential energy if a particle of mass $2\ kg$ is taken from the origin to the point $(12m, 5m)$.
- Find the change in potential energy if the particle is taken from $(12m, 0)$ to $(0, 5m)$.