Physics questions

Welcome to the world of Physics questions. Try to answer the questions. Email to me and I will give you the answer.

1. Which of the following is not a base quantity?
A. Time
B. Length
C. Electric current
D. Density

2. What is the unit of speed of light?
A. kgs-1
B. ms¬-1
C. ms-2
D. kgm2s-2

3. Which of the following derived quantities is a combination of three base
quantities?
A. Power
B. Speed
C. Density
D. Volume

4. Choose the correct matching of physical quantity with its SI unit.
A. Period – second
B. Time – minute
C. Length – centimeter
D. Electrical charge – ampere

5. Which physical quantity below is a base quantity ?
A. Acceleration
B. Mass
C. Energy
D. Velocity