WAEC Past Questions and Answers - Page 4081

In a uniform electric field, the magnitude of the force on a charge of 0.2 C is 4N. Calculate the electric field intensity

Calculate the total surface area of a cone of height 12cm and base radius 5cm. [Take π = 22/7]

The organ located in the mammalian abdominal cavity just below the diaphragm and lying on top of the stomach is the

The voltage and current in the primary of a transformer are 200V and 2Arespectively. lf the transformer is used to light ten 12 V, 30 W bulbs, calculate its efficiency.

A sector of a circle of radius 9cm subtends angle 120° at the centre of the circle. Find the area of the sector to the nearest cm\(^2\) [Take π = 22/7]