Electrical Wiring Of Houses - Physics Jamb Past Questions and Answers

Question 1 :

• JAMB 2019

If the time of flight is 96seconds, calculate the horizontal range through the point of projection.

A. 84400m
B. 69000m
C. 61440m
D. 24000m

Question 2 :

• JAMB 2004

Electrical appliances at home are normally earthed so that

A. The appliances are maintained at a lower p.d than the earth
B. Both the a.c and d.c sources can be used
C. A person touching the appliances is safe from electric shock
D. The appliances are maintained at a higher p.d than the earth