OAU Physics 2021/2022 Past Questions

Practice each question, then open it to see the full details.

The probability of an event P is 3/4 while that of another event Q is 1/6. If the probability of both P and Q is 1/12. What is the probability of either P or Q?

A.1/96
B.1/8
C.5/6
D.11/12

Which of the following is not a characteristic of the image formed in a Plant mirror

A.The same size as the object
B.As far behind the mirror as the object is in front
C.Real
D.Laterally inverted.

an object of 50kg is released from height of 2m. find the kinetic energy just before it strikes the ground

A.250J
B.1000J
C.10000J
D.100000J

An ammeter has an internal resistance of 10&ohms; and a dull sale deflection of 100mA. What value of resistance will be required to make the ammeter measure 800mA?

A.1.43Ω
B.1.00Ω
C.0.43Ω
D.2.43Ω

Which of the following has the highest surface tension.

A.soapy water
B.cold water
C.warm water
D.salt water

A truck travelling with a velocity of 40m/s applies the brakes and comes to a halt after 20s. What is the distance travelled by the truck before coming to a halt?

A.40m
B.800m
C.400m
D.10m

A light energy E falls on a metal and the electrons with a maximum kinetic energy of 0.2eV are ejected. If the work function of the metal is 0.3eV, what is the value of E?

A.0.10eV
B.0.06eV
C.0.50eV
D.1.50eV

A ball is thrown up into the air. At the highest point of its trajectory the ball:

A.5.6 m/s
B.2.8 m/s
C.11.2 m/s
D.1.4 m/s