Jamb Physics 2008 Past Questions and Answers

Question 11:

• JAMB 2008

In the hare's apparatus, water rises to a height of 26.5 cm in one limb. if a liquid rises to a height of 20.4 cm in the other limb, what is the relative density of the liquid?

A. 0.8
B. 1.1
C. 1.2
D. 1.3

Question 12:

• JAMB 2008

When cold water is poured on a can containing hot water, the can collapses because the

A. Steam condeses and occupies the partial vacuum in the can
B. External air pressure counter balances the pressure within the can
C. Steam expands to occupy the vacuum remaining in the can
D. External pressure becomes greater than the pressure within the can.

Question 13:

• JAMB 2008

An empty density bottle weighs 2 N. if its weighs 5 N when filled with water and 4 N when filled with olive oil, the relative density of olive oil is

A. (1)/3
B. (2)/3
C. (1)/5
D. (2)/5

Question 14:

• JAMB 2008

The thermometric properties of a thermocouple is the change in?

A. Equivalent resistance
B. Electromotive force
C. Colour
D. Pressure

Question 15:

• JAMB 2008

During summer, the balance wheel of a clock expands.what effect does this have on the accuracy of the clock?

A. The clock gians time
B. The accuracy of the clock is not affected
C. The clock losses time
D. The clock stops working