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Saturday, 02 May 2026
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Physics Past Questions and Answers

Jamb Physics Questions

Question 331:
A galvanometer of resistance 5.0W has full-scale deflection for a current of 100mA. How would its range be extended to 1.0A? By placing a resistance of
  • A \(\frac{5}{9}\)\(\Omega\) in parallel
  • B \(\frac{9}{5}\)\(\Omega\) in series
  • C 45\(\Omega\) in parallel
  • D 45\(\Omega\) in series
  • E \(\frac{9}{5}\)\(\Omega\) in parallel
View Answer & Explanation
Question 332:
A simple pendulum, 0.6m long, has a period of 1.5s. What is the period of a similar pendulum of 0.4m length in the same location?
  • A \( 1.5 \frac{ \sqrt{2}}{3} \)s
  • B \( 1.5 \frac{ \sqrt{3}}{2} \)s
  • C 2.25s
  • D 1.00s
  • E 2.00s
View Answer & Explanation
Question 333:
What is the resistance of the circuit shown above
  • A 4Ω
  • B 11Ω
  • C 19/5Ω
  • D 17/4Ω
  • E 8Ω
View Answer & Explanation
Question 334:
A force varying linearly with the distance acts on a body as shown above, The work done on the body by the force during the first 10m of motion is
  • A 100J
  • B 150J
  • C 200J
  • D 300J
  • E 600J
View Answer & Explanation
Question 335:
A short bar magnet is placed in earth's magnetic field, as shown above, which of the points II and III are/is possible positions of a neutral point?
  • A I only
  • B II only
  • C III only
  • D I and II
  • E I,II and III
View Answer & Explanation