Jamb Physics 2001 Past Questions and Answers

Question 11:

• JAMB 2001

The terrestrial telescope has one extra lens more than the astronomical telescope. The extra lens is for

A. Improving the sharpness
B. Creating an inverted image
C. Magnification of the image
D. Erection of the image

Question 12:

• JAMB 2001

The driving mirror of a car has a radius of curvature of 1m. A vehicle behind the car is 4m from the mirror. Find the image distance behind the mirror.

A. 8/7
B. 4/9
C. 9/2
D. 4/7

Question 13:

• JAMB 2001

The pressure of a given mass of a gas changes from 200Nm^-2 to 120Nm^-2 while the temperature drops from 127°C to -73°C. The ratio of the final volume to the initial volume is

A. 2 : 5
B. 5 : 4
C. 5 : 2
D. 4 : 5

Question 14:

• JAMB 2001

The thermometric substance of an absolute thermometer is

A. Alcohol
B. Mercury
C. Helium
D. Platinum

Question 15:

• JAMB 2001

A plane sound wave of frequency 85.5Hz and velocity 342ms^-1 is reflected from a vertical wall. At what distance from the wall does the wave have antinode?

A. 2m
B. 4m
C. 1m
D. 3m