The unit of power is :
1. Joule
2. Joule per second only
3. Joule per second and watt both
4. Only watt
SI unit of pressure is
1. Pascal
2.
3. cm of Hg
4. Atmosphere
The unit of angular acceleration in the SI system is
1.
2.
3.
4.
The unit of Stefan's constant is : [This question includes concepts from Thermal Properties of Matter chapter]
1.
2.
3.
4.
In is measured in metres and in seconds. The unit of will be:
1. | none | 2. | |
3. | 4. |
Joule-second is the unit of :
1. Work
2. Momentum
3. Pressure
4. Angular momentum
Unit of energy in SI system is
1. Erg
2. Calorie
3. Joule
4. Electron volt
A cube has a numerically equal volume and surface area. The volume of such a cube is :
1. 216 units
2. 1000 units
3. 2000 units
4. 3000 units