Waec Physics 2003 Past Questions and Answers

Question 31:

• WAEC 2003

A positively charged glass rod is placed by near the cap of a positively charge electroscope. The divergence of the leaf is observed to

A. Decrease
B. Increase
C. Remain the same
D. Increase and collapse immediately

Question 32:

• WAEC 2003

Two identical cells each of e.m.f 2v and internal resistance 1.0\(\Omega\) are connected in parallel. The combination is connected to an external load of 1.5\(\Omega\). Calculate the current in the circuit

A. 0.57A
B. 1.00A
C. 1.14A
D. 2.00A

Question 33:

• WAEC 2003

Which of the following factors does not affect the the electric resistance of a wire?

A. Length
B. Mass
C. Temperature
D. Cross sectional area

Question 34:

• WAEC 2003

A current of 10A passes through a conductor for 10s, calculate the charge flowing through the conductor

A. 100.0C
B. 10.0C
C. 1.0C
D. 0.1C

Question 35:

• WAEC 2003

A lamp is rated 240V 60W, calculate the resistance of its filament

A. 240\(\Omega\)
B. 360\(\Omega\)
C. 960\(\Omega\)
D. 1440\(\Omega\)