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 61: Which of the following pairs is an example of translucent bodies? Options:
  A) Cardboard and moon
  B) Clear water and glass
  C) Frosted glass and waxed paper
  D) Oiled paper and brick
  E) Wood and metal sheet
  Show Answer
  The correct answer is C .
• Question 62:

  The resultant of two forces 12N and 5N is 13N. What is the angle between the two forces?

  Options:
  A) 0^o
  B) 45^o
  C) 90^o
  D) 180^o
  Show Answer
  The correct answer is C .
• Question 63:

  

  The diagram above represents the field pattern obtained by bringing the poles of two magnets together.The poles must be

  Options:
  A) S-S poles
  B) S-N poles
  C) N-S poles
  D) N-N poles
  Show Answer
  The correct answer is A .
• Question 64: A simple pendulum of length 0.4m has a period of 2s. What is the period a similar pendulum of length 0.8m at the same place? Options:
  A) 8s
  B) 4s
  C) 2$\sqrt{2}s$
  D) $\sqrt{2}s$
  Show Answer
  The correct answer is C .
• Question 65: An electric current of 3Aflowing through an electric heating elements of resistance 20 embedded in 1,000g of an oil raises the temperature of the oil by 10^oC in 10 seconds then the specific heat capacity of the oil is Options:
  A) 1.8Jg^-1oC
  B) 0.6Jg^-1oC
  C) 0.18Jg^-1oC
  D) 18Jg^-1oC
  E) 0.06Jg^-1oC
  Show Answer
  The correct answer is C .
• Question 66:

  

  An object is positioned between two plane mirrors inclined at right angles to each other. The object is 1 unit from each mirror. The number of images formed is

  Options:
  A) 1
  B) 2
  C) 3
  D) 4
  E) 5
  Show Answer
  The correct answer is C .
• Question 67: A stone is dropped from the top of a tower of height 11 .25m. Calculate the time it will take to reach the ground. [g = 10ms-2] Options:
  A) 1.00s
  B) 1.50s
  C) 2.25s
  D) 2.50s
  E) 3.00s
  Show Answer
  The correct answer is B .
• Question 68:

  

  Find the effective resistance in the diagram above

  Options:
  A) 6 Ω
  B) 12 Ω
  C) 18 Ω
  D) 24 Ω
  Show Answer
  The correct answer is D .
• Question 69: Which of the following is used for shielding radioactive fallout? Options:
  A) Aluminum
  B) Lead
  C) Iron
  D) Plastic
  E) Wood
  Show Answer
  The correct answer is B .
• Question 70: The resistance of a 5m uniform wire of cross-sectional area 0.2 x 10^-6m² is 0.425. What is the resistivity of the material of the wire? Options:
  A) 1.10 x 10^-6$\mathrm{\Omega }$m
  B) 4.25 x 10^-6$\mathrm{\Omega }$m
  C) 2.40 x 10^-7$\mathrm{\Omega }$m
  D) 1.70 x 10^-8$\mathrm{\Omega }$m
  Show Answer
  The correct answer is D .