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Sunday, 16 August 2026
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Physics Past Questions and Answers

Topic: Length, area and volume

Jamb Physics Questions - Length, area and volume

Question 31:
If it takes 5.0 hrs to drain a container of 540.0cm3 of water, what is the flow rate of water from the container in kg-1? [Density of water = 1000kgm-3]
  • A 32.5kg<sup style='font-size: smaller;'>-1</sup> s
  • B 31.5kg<sup style='font-size: smaller;'>-1</sup>
  • C 30.8kg<sup style='font-size: smaller;'>-1</sup> s
  • D 30.0kg<sup style='font-size: smaller;'>-1</sup> s
View Answer & Explanation
Question 32:
If it takes 5.0 hrs to drain a container of 540.0cm3 of water, what is the flow rate of water from the container in kg-1? [Density of water = 1000kgm-3]
  • A 32.5kg<sup style='font-size: smaller;'>-1</sup> s
  • B 31.5kg<sup style='font-size: smaller;'>-1</sup>
  • C 30.8kg<sup style='font-size: smaller;'>-1</sup> s
  • D 30.0kg<sup style='font-size: smaller;'>-1</sup> s
View Answer & Explanation
Question 33:
Calculate the velocity ratio of a screw jack of pitch 0.3cm if the length of the tommy bar is 21cm
  • A \(\frac{1}{140}\)\(\pi\)
  • B 14\(\pi\)
  • C 70\(\pi\)
  • D 140\(\pi\)
View Answer & Explanation
Question 34:
When a biro pen rubbed on a dry silk cloth is moved very close to a piece of paper on a dry table, the pen is found to pick up the paper. This is because
  • A Both the pen and the cloth are magnetized
  • B The pen is magnetized but the cloth is not
  • C The pen is charged while the cloth is magnetized
  • D Both the pen and the cloth are charged
View Answer & Explanation
Question 35:
What is the reading of the vernier calipers shown above
  • A 1.79cm
  • B 1.73cm
  • C 1.39cm
  • D 1.34cm
View Answer & Explanation