Jamb Physics 2014 Past Questions and Answers

Question 26:

• JAMB 2014

The focal length of a concave mirror is 2.0cm. If an object is placed 8.0cm from it, the image is at

A. 2.7m
B. 2.0m
C. 2.3m
D. 2.5m

Question 27:

• JAMB 2014

In a compound microscope, the objective and the eye piece focal lengths are

A. At infinity
B. Long
C. Short
D. The same

Question 28:

• JAMB 2014

When a telescope is in normal use, the final image is at

A. Infinity
B. The focus
C. The radius of curvature
D. The near point

Question 29:

• JAMB 2014

When a negatively charged rod is brought near the cap of a charged gold leaf electroscope which has positive charges, the leaf

A. Remains the same
B. Collapses
C. Collapses and diverges again
D. Diverges

Question 30:

• JAMB 2014

What charge is stored in a 0.1F capacitor when a 10V supply is connected across it?

A. 1C
B. 5C
C. 4C
D. 2C