Question

Statement I: Dimensional constants are the quantities whose value are constant
Statement II: Dimensional constants are dimensionless.

• A. If both statement I and statement II are true and statement II is the correct explanation of statement I.
• B. If both statement I and statement II are true but statement II is not the correct explanation of statement I.
• C. If statement I is true but statement II is false.
• D. If both statement I and statement II are false

Answer 1

Answer: (C)

Dimensional constants are the quantities whose value are constant and they possess dimensions. For example, velocity of light in vacuum, universal gravitational constant, Boltzmann constant, Planck’s constant etc.