Post Utme University of Ibadan Physics Past Questions and Answers

Question 6:

Which of the following is NOT true about cathode ray?

A. It moves in a straight line
B. It causes fluorescence
C. It possesses a negative charge
D. It can produce -particles

Question 7:

Who proposed the planetary model of the nucleus?

A. J. J Thomson
B. Albert Einstein
C. Ernest Rutherford
D. Marie Curie

Question 8:

X- rays cannot be used ____________

A. To take photographs of bone structure in the body
B. To detect finger prints
C. To detect flaws in metal castings
D. To detect alterations to works of art

Question 9:

Professor Peters walks directly toward a plane mirror at a speed of \(0.25 \mathrm{~m} / \mathrm{s}\). Determine the speed of the image relative to him.

A. \(0.13 \mathrm{~m} / \mathrm{s}\)
B. \(\quad 0.50 \mathrm{~m} / \mathrm{s}\)
C. \(\quad 0.25 \mathrm{~m} / \mathrm{s}\)
D. \(\quad 0.75 \mathrm{~m} / \mathrm{s}\)

Question 10:

The angle of incidence in a denser medium when the angle of refraction in the less dense medium is \(90^{\circ}\) is called a ____________

A. Critical angle
B. Reflected angle
C. Incident angle
D. Emergent angle