How many types of units are in SI ?

Related Mcqs:

1. Which one is the derived quantity in SI units _____________?

   A. Electric current
   B. Electric charge
   C. Plane angle
   D. Amount of substance

2. Which of the following types of force can do no work on the particle on which it acts ?

   A. frictional force
   B. gravitational force
   C. elastic force
   D. centripetal force

3. Various types of cancer are treated by_________________?

   A. Cobalt-60
   B. Strontium-90
   C. Carbon-14
   D. Nickel-63

4. An electric iron is marked 20 volts 500W. The units consumed by it in using if for 24 hours will be______________?

   A. 12
   B. 24
   C. 5
   D. 1100

5. Value of permeability of free space in SI units is___________________?

   A. 4πx10-9 WbA-1m-1
   B. 4πx10-7 WbA-1m-1
   C. 4πx10-10 WbA-1m-1
   D. 4πx10-8 WbA-1m-1

6. CGS system of units is also called __________?

   A. Metric system
   B. Metric or French system of units
   C. Metric or British system of units
   D. None of these

   Submitted by: Muhammad Hassan

7. The number of categories in which physical quantities are divided is_____________?

   A. 1
   B. 2
   C. 3
   D. 4

8. Random errors can be reduced by_______________?

   A. Taking zero correction
   B. Comparing the instrument with another more accurate one
   C. Taking mean of several measurements
   D. All methods explained in A, B and C

9. ML-1 T-2 is the dimension of_______________?

   A. Force
   B. Pressure
   C. Momentum
   D. Energy

10. The number of significant figures in 5.400 is________________?

    A. 3
    B. 5
    C. 2
    D. None