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 1011: Calculate the magnitude of the force required to just move a 20kg object along a horizontal surface if the coefficient of friction is 0.2. [g = 10ms^-2] Options:
  A) 400.0N
  B) 40.0N
  C) 4.0N
  D) 0.4N
  Show Answer
  The correct answer is B .
• Question 1012:

  

  What is the average velocity of the sprinter whose velocity time graph is as shown above

  Options:
  A) 85.0ms^-1
  B) 17.0ms^-1
  C) 8.0ms^-1
  D) 1.7ms^-1
  Show Answer
  The correct answer is C .
• Question 1013: The following are the scores of ten students in a test of 20 marks: 15, 16, 17, 13, 16, 8, 5, 16, 19, 17. What is the modal? Options:
  A) 13
  B) 15
  C) 16
  D) 19
  Show Answer
  The correct answer is C .
• Question 1014: The external and internal diameter of a tube are measured as (32 ± 2)mm and (21 ± 1)mm respectively. Determine the percentage error in the thickness of the tube. Options:
  A) 27%
  B) 14%
  C) 9%
  D) 3%
  Show Answer
  The correct answer is C .
• Question 1015: Inertia is the property of a body which makes the body to Options:
  A) accelerate
  B) be reluctant to move when at rest
  C) experience friction when moving
  D) move randomly
  E) retard
  Show Answer
  The correct answer is B .
• Question 1016:

  Neutrons were discovered by

  Options:
  A) Faraday
  B) Dalton
  C) James Chadwick
  D) Rutherford
  Show Answer
  The correct answer is C .
• Question 1017: The current through a resistor in an a.c circuit is given as 2 sin wt. Determine the d.c. equivalent of the current Options:
  A) A/√2
  B) 2/√A
  C) 2 A
  D) √2 A
  Show Answer
  The correct answer is B .
• Question 1018:

  

  The diagram above shows two capacitors P and Q of capacitance 2μF and 4μF respectively connected to a d.c source. The ratio of energy stored in P to Q is

  Options:
  A) 4:1
  B) 2:1
  C) 1:4
  D) 1:2
  Show Answer
  The correct answer is D .
• Question 1019: The gravitational field intensity at a location X, in space, is two-fifths of its value on the earth’s surface. If the weight of an object at X is 4.80N. what is its weight on the earth? Options:
  A) 1.92N
  B) 2.88N
  C) 6.72N
  D) 8.00N
  E) 12.00N
  Show Answer
  The correct answer is E .
• Question 1020: A weight of 1000 grams hangs from a lever 20cm to the fulcrum. At the left is a 500-gram weight 20cm from the fulcrum, and a 200-gram weight x cm away from the fulcrum. What is the value of x that will make the lever balanced? Options:
  A) 50cm
  B) 20cm
  C) 10cm
  D) 30cm
  E) 70cm
  Show Answer
  The correct answer is A .