Post Utme Physics Past Questions and Answers

Question 1261:

The acceleration due to gravity ____________

A. Increases with increasing altitude
B. Decreases with increasing altitude
C. Increases with increase in the square of the altitude
D. Is not affected by the altitude

Question 1262:

Which of the following statements are correct of nuclear fission?
During the process

A. Energy is released
B. More neutrons are released than those that cause fission
C. Small nuclei merge into large nuclei
D. There is a loss on mass

Question 1263:

Which of the following about electrolysis is false?

A. Liquid that conduct electricity and are split up chemically by the current are electrolyzed
B. The current is brought into the electrolyte by the anode
C. The current is taken away from the electrolyte by the cathode
D. The containss which holds the clectrolyte and the electrode is the voltmeter

Question 1264:

Which of the following is not true about the properties of x-rays?

A. They are not deflected by magnetic or electric field
B. They ionized a gas, making it a conductor
C. They are massive
D. They have high penetrating power

Question 1265:

A transformer is connected to a \(240 V\)-supply. The primary coil has 40 turns, and the secondary is found to be \(960 V\). What is the ratio of the number of turns of the primary coil to the number of turns of the secondary coil?

A. \(1: 4\)
B. \(4: 1\)
C. \(1: 6\)
D. \(6: 1\)