Dimensional formula for angular momentum is
1.
2.
3.
4.
1. | \([MLT^{-2}]\) | 2. | \([MLT^{-1}]\) |
3. | \([ML^2T^{-1}]\) | 4. | \([M^2LT^{-1}]\) |
The dimensional formula for r.m.s. (root mean square) velocity is
1.
2.
3.
4.
The dimensional formula for Planck's constant (h) is
1.
2.
3.
4.
Out of the following, the only pair that does not have identical dimensions is
1. Angular momentum and Planck's constant
2. Moment of inertia and moment of a force
3. Work and torque
4. Impulse and momentum
The dimensional formula for impulse is same as the dimensional formula for
1. Momentum
2. Force
3. Rate of change of momentum
4. Torque
Which of the following is dimensionally correct
1. Pressure = Energy per unit area
2. Pressure = Energy per unit volume
3. Pressure = Force per unit volume
4. Pressure = Momentum per unit volume per unit time
Planck's constant has the dimensions (unit) of
1. Energy
2. Linear momentum
3. Work
4. Angular momentum
The equation of state of some gases can be expressed as . Here P is the pressure, V is the volume, T is the absolute temperature and a, b, R are constants. The dimensions of ‘a’ are
1.
2.
3.
4.
If V denotes the potential difference across the plates of a capacitor of capacitance C, the dimensions of CV2 are [This question includes concepts from 12th syllabus]
1. Not expressible in MLT
2.
3.
4.