2015 - WAEC Physics Past Questions and Answers - page 5
A battery of emf 24V is connected to three resistor P, Q and R as illustrated in the given diagram. Determine the voltage across the resistor Q.
The mass of the earth is 6.0 x 1024kg and that of the moon is 7.0 x 1022kg. If the distance between them is 4.0 x 108m, calculate the force of attraction between them. [G = 6.7 x 10-11Nm2kg-2]
The angle which the direction of the earth magnetic field makes with the horizontal at a palace is know as.
What must be connected between the points P and Q to establish a steady current through the incomplete circuit diagram given?
When current flows through a moving-coil galvanometer, the force exerted on the pointer depends on the: i. strength of the current. ii. magnetic field strength. iii. length of the coil. Which of the statement(s) above is/are correct?
in a nuclear fission process, the mass defect was 1.2 x 10-5kg. Calculate the energy released. [speed of the light in vacuum = c = 3.0 x 108ms-1]
Which of the following statements about diode is correct?
Which of the following radiations constitutes a stream of electrons?
(^{226}_{88}Ra) emits two alpha particles to produce polonium(po) nuclide. The correct formula for the nuclide?
Two angles of a pentagon are in the ratio 2:3. The others are 60o each. Calculate the smaller of the two angles