Post Utme Physics Past Questions and Answers

Question 671:

Which of these is NOT a consequence of hydrogen bubbles covering the upper plate of a primary cell?

A. Polarization
B. Local action
C. Generation of less current by the cell
D. Increase in the resistance of the cell.

Question 672:

What is the current in a circuit if the charge of 240 coulombs pass each point in 2 minutes

A. \(120 A\)
B. \(480 A\)
C. \(4 A\)
D. \(2 A\)

Question 673:

An electric in Nigeria has a number of 60 w coloured bulb. How many can be connected to a \(240 V\) supply through a 5A fuse ____________

A. 20
B. 48
C. 5
D. 4

Question 674:

A radio station broadcasts on a frequency of \(100 MHz\) If the sped of the radio wave is \(3 \times 10^{\circ} m / s\), what is the wavelength of the radio wave from this station

A. \(3 \times 10^{6} m\)
B. \(3 \times 10^{3} m\)
C. \(300 m\)
D. \(3 m\)

Question 675:

If you need to clearly see an object that is at a very far distance, then you need to use ____________

A. Periscope
B. Microscope
C. Telescope
D. Prismscope