Post Utme Physics Past Questions and Answers

Question 731:

The current in a reverse-biased junctions due to ____________

A. Electrons
B. Majority carriers
C. Hots
D. Minority carriers

Question 732:

If two inductors of inductance 1 and 611 are arranged in series, the total inductance is ____________

A. 18.0H
B. 9.0H
C. 2.0H
D. 0.5H

Question 733:

The north pole of a magnet can never be separated from the south pole because of a property known as ____________

A. Magnetic dipole
B. Magnetic octopole
C. Magnetic mone pole
D. Magnetic quadrupole

Question 734:

A face of 200n acts between two objects at a certain distance apart.
The value of the force when the distance is halved is

A. 100N
B. 200N
C. 800N
D. 400N

Question 735:

A min convering lens has a power of 4.0 degrees. Determine its focal length ____________

A. 0.25m
B. 0.03m
C. 5.00m
D. 2.5m