Post Utme General Paper Past Questions and Answers

Question 581:

PTDF means ____________

A. Petroleum Technology Development Fund.
B. Petroleum Training Development Fund.
C. Petroleum Technicians Development Fund.
D. Petroleum Technology Department Fund.
E. Petroleum Training Department Fund.

Question 582:

In a simple generator, the main function of a commutator is to ____________

A. Increase the magnetic flux linking the coil
B. Change the direction of current in the coil
C. Change the direction of rotation of the armature
D. Provide a uniform magnetic field around the armature

Question 583:

An electric motor essentially converts ____________

A. Mechanical energy into electrical energy
B. Electrical energy into mechanical energy
C. Electrical energy into heat energy
D. Electrical energy into chemical energy

Question 584:

A glass bottle is filled with water, corked and kept in a freezer. After all the water is frozen, the bottle is found to have cracked. This is because;

A. Glass is a poor conductor of heat
B. The density of ice is less than that of water
C. Of the uneven contraction of the walls of the glass
D. Glass becomes weaker as the temperature decreases

Question 585:

The vacuole of plant cell is ____________

A. A large empty space
B. Surrounded by a membrane
C. Smaller than that of an animal cell
D. Filed with air