Post Utme Physics Past Questions and Answers

Question 186:

Which of the following eye defects can be corrected using a cylindrical lens?

A. Astigmatism
B. Presbyopia
C. Chromatic aberration
D. Myopia

Question 187:

The resistance of a wire depends on ____________

A. The length of the wire
B. The area of the wire
C. The temperature of the wire
D. All of the above

Question 188:

A dynamo primarily converts ____________

A. Mechanical energy into electrical energy
B. Electrical energy into kinetic energy
C. Potential energy into kinetic energy
D. Kinetic energy into potential energy

Question 189:

If a current carrying coil is mounted on a metal frame, the back emf induced in the coil causes ____________

A. Inductance
B. Eddy current
C. Electromagnetism
D. Dipole moment

Question 190:

Which of the following may be found in light nuclei?
i. \(\beta\) - particles
ii. protons
iii. neutrons
iv. \(\propto\)-particles

A. I and ii only
B. I and iii only
C. I and iv only
D. Ii and iii only