Waec Physics 1995 Past Questions and Answers

Question 46:

• WAEC 1995

Calculate the quantity charge flowing through a conductor if a current of 10A passes through the conductor for 10s.

A. 100C
B. 20C
C. 15C
D. 10C
E. 1C

Question 47:

• WAEC 1995

An alternating current, having the waveform shown in the diagram above, is represented by the equation x = X_o sinwt. Which of the following represents X_o?

A. OS
B. OR
C. PQ
D. RT
E. OT

Question 48:

• WAEC 1995

What is the potential difference between X and Y in the diagram above if the battery is of negligible internal resistance

A. 12.5V
B. 5.8V
C. 5.0V
D. 3.0V
E. 2.0V

Question 49:

• WAEC 1995

Calculate the current in the 30 resistor in the diagram above if the battery is of negligible internal resistance

A. 0.3A
B. 0.4A
C. 1.0A
D. 1.5A
E. 2.5A

Question 50:

• WAEC 1995

Which of the following is a wind instrument?

A. Guitar
B. Organ
C. Violin
D. Piano
E. Harp