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Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
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2121
An eclipse of the sun by the moon occurs when the sun, the moon and the earth are in a straight line and the
  • A. earth casts a shadow on the moon
  • B. moon casts a shadow on the sun
  • C. moon is between the sun and the earth
  • D. earth is between the sun and the moon
  • E. sun is between the moon and the earth
View Answer & Discuss WAEC 1998
2122
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
2123
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
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2124
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
2125
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
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Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts