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Saturday, 15 August 2026
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Physics Past Questions and Answers

Topic: Arrangement of cells

Jamb Physics Questions - Arrangement of cells

Question 1:
A cell of e.m.f 2V and internal resistance 1\(\Omega\) supplies a current of 0.5 amps to a resistance whose value is
  • A 0.5\(\Omega\)
  • B 1\(\Omega\)
  • C 2\(\Omega\)
  • D 2.5\(\Omega\)
  • E 3\(\Omega\)
View Answer & Explanation
Question 2:
The effect of closing the key K in the circuit shown above would be to
  • A Increase the current by 0.6A
  • B Reduce the current by 0.6A
  • C Increase the current by 0.4A
  • D Keep the current unchanged
View Answer & Explanation
Question 3:
what is the resultant capacity of the circuit
  • A 1.5µF
  • B 18.0µF
  • C 6.0µF
  • D 6.8µF
  • E 8.83µF
View Answer & Explanation
Question 4:
what is the resultant resistance in the circuit given above
  • A 11Ω
  • B 8Ω
  • C 4Ω
  • D 3.6Ω
  • E 4.3Ω
View Answer & Explanation
Question 5:
Two cells each of e.m.f. 1.5V and an internal resistance 2\(\Omega\) are connected in parallel. Calculate the current flowing when the cells are connected to a 1\(\Omega\) resistor
  • A 0.75\(\Omega\)
  • B 1.5\(\Omega\)
  • C 0.5\(\Omega\)
  • D 1.0\(\Omega\)
  • E 0.6\(\Omega\)
View Answer & Explanation