The dimensional formula of pressure is:
1. | \(\left[MLT^{-2}\right]\) | 2. | \(\left[ML^{-1}T^{2}\right]\) |
3. | \(\left[ML^{-1}T^{-2}\right]\) | 4. | \(\left[MLT^{2}\right]\) |
A light-year is a unit of:
1. | Time | 2. | Mass |
3. | Distance | 4. | Energy |
Which of the following is not equal to a watt?
1. Joule/second
2. Ampere\(\times\) volt
3. ( Ampere)2\(\times\) ohm
4. Ampere/volt
A suitable unit for gravitational constant is:
(1)
(2)
(3)
(4)
The unit of angular acceleration in the SI system is
(1)
(2)
(3)
(4)
Joule-second is the unit of :
(1) Work
(2) Momentum
(3) Pressure
(4) Angular momentum
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
Electron volt is a unit of
(1) Charge
(2) Potential difference
(3) Momentum
(4) Energy
Temperature can be expressed as a derived quantity in terms of any of the following:
1. | length and mass | 2. | mass and time |
3. | length, mass, and time | 4. | none of the above |
The density of wood is in the CGS system of units. The corresponding value in MKS units is :
(1) 500
(2) 5
(3) 0.5
(4) 5000