Physics 2002 Jamb Past Questions and Answers

Question 46 :

• JAMB 2002

A current of 0.5 A flowing 3h Deposits 2g of metal during electrolysis. The quantity of the same metal that would be deposited by the currents of 1.5A flowing in 1h is

A. 2g
B. 6g
C. 10g
D. 18g

Question 47 :

• JAMB 2002

Which of the following statements is true of the properties of a moving coil galvanometer?

A. THe coil has a small area
B. There are strong hair springs to gives a large control panlel
C. There is a strong permanent magnet to give high magnetic flux
D. It has a small number of turns of coil

Question 48 :

• JAMB 2002

A bead travelling on a straight line wire is brought to rest at 0.2 by friction. If the mass of the bead is 0.01kg and the coefficient of friction between the bead and the wire is 0.1, determine the work done by the friction
[g = 10ms\(^2\)]

A. 2 x 10\(^{-4}\)
B. 2 x 10\(^{-3}\)
C. 2 x 10\(^{-1}\)
D. 2 x 10\(^2\)

Question 49 :

• JAMB 2002

If the total force acting on a particle is zero, the linear momentum will

A. Increase
B. Decrease
C. Be Constant
D. Increase then decrease

Question 50 :

• JAMB 2002

The colours seen on soap bubbles are due to

A. Diffraction
B. Refraction
C. Dispersion
D. Interference