Planck units: length, time and mass from h, G and c
This type of question, asked 3 times: 1 Feb 2023, 30 Jan 2024, 5 Apr 2026 S2. All 3 questions below, oldest first.
Try each one first, then open its answer.
Question 1
1 Feb 2023
100If the velocity of light , universal gravitational constant and Planck's constant are chosen as fundamental quantities. The dimensions of mass in the new system is:Tap an option to check your answer.
Question 2
30 Jan 2024
104If mass is written as then the value of will be: (Constants have their usual meaning with a dimensionless constant)Tap an option to check your answer.
Question 3
5 Apr 2026 S2
1Match List-I with List-II.where (Planck's constant), (gravitational constant) and (speed of light in vacuum) are the fundamental units. Choose the correct answer from the options given below:List-I List-II (A) Meter (L) (I) (B) Second (S) (II) (C) Kilogram (M) (III) (D) Kelvin (K) (IV) Tap an option to check your answer.