Physics Exam Past Questions and Answers | JAMB, WAEC and NECO

Physics is the science that studies the nature and properties of matter and energy. It covers topics like motion, heat, light, sound, electricity, magnetism, and the structure of atoms.

• Question 1: The bond that forms a semiconductor is? Options:
  A) covalent
  B) electrovalent
  C) ionic
  D) metallic
  Show Answer
  The correct answer is A .
• Question 2:

  

  In the diagram above, the ratio of he electric power dissipated in the 6Ω and the 3Ω resistor respectively is

  Options:
  A) 2:1
  B) 2:2
  C) 1:3
  D) 1:2
  Show Answer
  The correct answer is D .
• Question 3: A beam of light is incident from air to water at an angle of 30^oC. Find the angle of refraction if the refractive index of water is $\frac{4}{3}$ Options:
  A) 15^oC
  B) 18^oC
  C) 22^oC
  D) 24^oC
  Show Answer
  The correct answer is C .
• Question 4:

  Two bodies have masses in the ratio3:1. They experience forces whichimpart to them,acceleration in the ratio 2:9 respectively. Find the ratio of forces the masses experienced

  Options:
  A) 1:4
  B) 2:1
  C) 2:3
  D) 2:5
  Show Answer
  The correct answer is C .
• Question 5: Which of the following is NOT a fundamental S.I unit? Options:
  A) Meter
  B) Ampere
  C) Kelvin
  D) Seconds
  E) Radian
  Show Answer
  The correct answer is E .
• Question 6:

  What is the cost of running five 50W lamps and four 100W lamps for 10 hours if electrical energy costs 2 Kobo per KWh?

  Options:
  A) N0.65
  B) N0.39
  C) N3.90
  D) N0.13
  Show Answer
  The correct answer is D .
• Question 7: What is the angle of dip at the magnetic equator Options:
  A) ${45}^{\circ }$
  B) $0^{\circ }$
  C) ${90}^{\circ }$
  D) ${180}^{\circ }$
  Show Answer
  The correct answer is B .
• Question 8: the ray which causes gas molecules to glow is known as Options:
  A) cathode ray
  B) anode ray
  C) molecular ray
  D) gamma ray
  Show Answer
  The correct answer is A .
• Question 9:

  

  From the diagram above, calculate the total current in the circuit

  Options:
  A) 5.0A
  B) 3.7A
  C) 4.5A
  D) 4.0A
  Show Answer
  The correct answer is B .
• Question 10: Power supply is transmitted at a very high voltage and low current in order to Options:
  A) make pass through the trasformers
  B) increase the power supply
  C) make it travel fast
  D) prevent overheating of the coil
  Show Answer
  The correct answer is D .