Physics 1998 WAEC Past Questions

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The phenomenon which occurs when light changes direction as it passes from one medium to another is called

A. reflection
B. polarisation
C. interference
D. diffraction
E. refraction

View Answer & Discuss (2) WAEC 1998

What is the image distance of an object placed at a distance of 2f from a converging lens of focal length f?

A. f/4
B. f/2
C. f
D. 2f
E. 4f

View Answer & Discuss (3) WAEC 1998

The images formed by diverging lenses are always

A. diminished, virtual and inverted
B. diminished, virtual and errect
C. diminished inverted and real
D. magnidied, virtual and errect
E. magnified, real and inverted

View Answer & Discuss WAEC 1998

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A converging lens of focal length 5cm is used as a magnifying glass by a man whose nearpoint is 35cm. Calculate the magnification given by the lens

A. 8
B. 7
C. 6
D. 5
E. 4

View Answer & Discuss (2) WAEC 1998

An astronomical telescope having an objective of focal length 100cm and an eyepiece of focal length 10cm is used in normal adjustment, calculate the separation of the lenses

A. 0.10m
B. 0.90cm
C. 1.10m
D. 1.80m
E. 2.20m

View Answer & Discuss (8) WAEC 1998

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Physics 1998 WAEC Past Questions

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