Physics 2017 Past Questions | JAMB

Study the following Physics past questions and answers for JAMBWAEC  NECO and Post-JAMB. Get prepared with official past questions and answers for upcoming examinations.

41. 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

42.physics jamb 2017 past question

From the diagram above, calculate the total current in the circuit
  • A. 5.0A
  • B. 3.7A
  • C. 4.5A
  • D. 4.0A

43. 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

44. Which of the following is not a mechanical wave?

  • A. wave in closed pipe
  • B. radio waves
  • C. water waves
  • D. sound waves

45.  The velocity ratio of an inclined plane where angle of inclination in θ is

  • A. Sinθ
  • B. Cosθ
  • C. Tanθ
  • D.  1 / sinθ


46. The volume of a fixed mass of gas is 10cm3 when its pressure is 400cmHg. Determine the volume of the gas when its pressure is 200cmHg.

  • A. 30cm3
  • B. 40cm3
  • C. 50cm3
  • D. 20cm3

47.  Which of the following representations is correct for an atom X with 28 electrons and 30 neutrons?

  • A. \(^{58}_{28}X\)
  • B. \(^{30}_{28}X\)
  • C. \(^{28}_{30}X\)
  • D. \(^{58}_{30}X\)

48. Which of the following is true of an electrical charge?

  • A. Positive charge means deficit electrons
  • B. Negative charge means excess of electrons
  • C. electric current means movement of electrons
  • D. All of the above

49. A man of mass 50kg ascends a flight of stains 5m high in 5 seconds. If acceleration due to gravity is 10ms22 the power expended is

  • A. 100w
  • B. 200w
  • C. 400w
  • D. 500w

50.   Calculate the angle of minimum deviation of a 60o prism of a refractive index [sin-10.75 = 49o]

  • A. 38.00o
  • B. 19.47o
  • C. 16.25o
  • D. 49o
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