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Monday, 04 May 2026
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Physics Past Questions and Answers

Jamb Physics Questions

Question 151:
Given that SQ = 10cm and SP = 6cm, the refractive index of a block of glass shown above is
  • A 0.30
  • B 0.60
  • C 1.67
  • D 2.33
  • E 2.36
View Answer & Explanation
Question 152:
In the diagram above, MN is perpendicular to ON and MR what is the difference between the moment about N of the force of 20 Newtons applied along MP an its moment about 0
  • A Zero
  • B 0.2N.m
  • C 0.4N.m
  • D 0.8N.m
  • E 0.6N.m
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Question 153:
The ice and steam points of mercury-in-glass thermometer of centigrade scale and of uniform bore correspond respectively to 3cm and 19cm lengths of the mercury thread when the length is 12cm, the temperature is
  • A 32<sup style='font-size: smaller;'>o</sup>C
  • B 48<sup style='font-size: smaller;'>o</sup>C
  • C 56<sup style='font-size: smaller;'>o</sup>C
  • D 65<sup style='font-size: smaller;'>o</sup>C
  • E 75<sup style='font-size: smaller;'>o</sup>C
View Answer & Explanation
Question 154:
The ice and steam points of mercury-in-glass thermometer of centigrade scale and of uniform bore correspond respectively to 3cm and 19cm lengths of the mercury thread when the length is 12cm, the temperature is
  • A 32<sup style='font-size: smaller;'>o</sup>C
  • B 48<sup style='font-size: smaller;'>o</sup>C
  • C 56<sup style='font-size: smaller;'>o</sup>C
  • D 65<sup style='font-size: smaller;'>o</sup>C
  • E 75<sup style='font-size: smaller;'>o</sup>C
View Answer & Explanation
Question 155:
A vapour is said to be saturated when
  • A Moer molecules return to the liquid than leave it
  • B A dynamic equilibrium exists between the liquid molecules and the vapour molecules at a given temperature
  • C The vapour pressure is atmospheric
  • D The temperature of the vapour varies
  • E All molecules are moving with the same speed
View Answer & Explanation