Question Detail

PHY 101 Physical Quantities And Units Objective Question

Question

In which of the following physical quantities are the units correctly indicated? (I) Weight [N] (II) Power [J/s] (III) Momentum [kg·m/s] (IV) Acceleration [N/kg]
Options
A I and II only
B III and IV only
C I, II and III only
D I, II, III and IV
Correct Answer
Correct Answer

Option D is the correct answer.

Detailed Explanation

All are correct: Weight is force (N). Power is J/s = watt. Momentum = kg·m/s. Acceleration = N/kg = (kg m/s²)/kg = m/s².

Hint

Check if each unit matches the definition of the quantity.

Question Info