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Thursday, 29 October 2026
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Physics Past Questions and Answers

Jamb 2017 Physics Questions

Question 41:
Calculate the angle of minimum deviation of a 60o prism of a refractive index 1.5 [sin-10.75 = 49o]
  • A 38.00<sup style='font-size: smaller;'>o</sup>
  • B 19.47<sup style='font-size: smaller;'>o</sup>
  • C 16.25<sup style='font-size: smaller;'>o</sup>
  • D 49<sup style='font-size: smaller;'>o</sup>
View Answer & Explanation
Question 42:
What is the cost of running seven 40 W lamps and five 80 W la mps for 12 hours of the electrical energy cost N7.00kWk?
  • A N80.00
  • B N45.36
  • C N65.00
  • D N57.12
View Answer & Explanation
Question 43:
From the diagram above, calculate the total current in the circuit
  • A 5.0A
  • B 3.7A
  • C 4.5A
  • D 4.0A
View Answer & Explanation
Question 44:
Calculate the time taken for a mango fruit that fall from the tree 20 m to the ground [g = 10 ms-2]
  • A 10s
  • B 5s
  • C 4s
  • D 2s
View Answer & Explanation
Question 45:
Which of the following is not a mechanical wave?
  • A Wave in closed pipe
  • B Radio waves
  • C Water waves
  • D Sound waves
View Answer & Explanation