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Sunday, 03 May 2026
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Physics Past Questions and Answers

Jamb Physics Questions

Question 266:
The electrochemical equivalent of a metal is 0.126 x 10-6 kgC-1. The mass of the metal that a current of 5A will deposit from a suitable bath in 1 hour is
  • A 0.0378 x 10 <sup style='font-size: smaller;'>-3</sup>kg
  • B 0.227 x 10 <sup style='font-size: smaller;'>-3</sup>kg
  • C 0.378 x 10 <sup style='font-size: smaller;'>-3</sup>kg
  • D 0.595 x 10 <sup style='font-size: smaller;'>-3</sup>kg
  • E 2.268 x 10 <sup style='font-size: smaller;'>-3</sup>kg
View Answer & Explanation
Question 267:
Ripples on water are similar to light waves in that they both
  • A Have the same wavelength
  • B Are longitudinal
  • C Cannot be reflected
  • D Travel at the same speed
  • E Can be refracted and diffracted
View Answer & Explanation
Question 268:
A piece of wood is floating on water. The forces acting on the wood are
  • A Upthrust and reaction
  • B Weight and reaction
  • C Weight and upthrust
  • D Upthrust and viscousity
  • E Weight and viscousity
View Answer & Explanation
Question 269:
Of the following derived units, the one that is not a unit of power is
  • A Joule/second
  • B Ampere volt
  • C Ampere<sup style='font-size: smaller;'>2</sup>volt
  • D Volts<sup style='font-size: smaller;'>2</sup>/ohm
View Answer & Explanation
Question 270:
a force of 16N applied 4.0kg block that is at rest on a smooth, horizontal surface. What is the velocity of the block at t = 5 seconds?
  • A 4ms<sup style='font-size: smaller;'>-1</sup>
  • B 10ms<sup style='font-size: smaller;'>-1</sup>
  • C 20ms<sup style='font-size: smaller;'>-1</sup>
  • D 50ms<sup style='font-size: smaller;'>-1</sup>
  • E 80ms<sup style='font-size: smaller;'>-1</sup>
View Answer & Explanation