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 1181: If a car starts from rest and moves with a uniform acceleration of 10ms^-2 for ten seconds, the distance it covers in the last one second of its motion is Options:
  A) 95m
  B) 100m
  C) 500m
  D) 905m
  E) 1000m
  Show Answer
  The correct answer is A .
• Question 1182:

  The binding energy of (${}_2^4\text{He}$) is

  [atomic mass of proton = 1.00783U, atomic mass of neutron = 1.00867U]

  Options:
  A) 4.033U
  B) 2.017U
  C) 0.033U
  D) 0.330U
  Show Answer
  The correct answer is C .
• Question 1183: A cell whose internal resistance is 0.5Ω delivers a current of 4A to an external resistor,The loss voltage of the cell is Options:
  A) 1.250V
  B) 2.000V
  C) 8.000V
  D) 0.125V
  Show Answer
  The correct answer is B .
• Question 1184: The fundamental property of a propagating wave which depends only on the source and not the medium of propagation is the? Options:
  A) wavelength
  B) harmonies
  C) frequency
  D) velocity
  Show Answer
  The correct answer is B .
• Question 1185: When light passes through two media x and y of refraction indices 1.51 and 1.33 respectively, the speed of light in Options:
  A) x is same as in y
  B) x and y is same as in vacuum
  C) x is higher than in y
  D) y is higher than in x
  Show Answer
  The correct answer is D .
• Question 1186: In a nuclear fusion experiment, the loss of mass amounts to 1.0 x 10^-6kg. The amount of energy obtained from the fusion is Options:
  A) 3.0 x 10^-4J
  B) 3.0 x 10^-1J
  C) 9.0 x 10⁴J
  D) 9.0 x 10¹⁰J
  Show Answer
  The correct answer is D .
• Question 1187: A few grains of table salt were put in a cup of water, kept at constant temperature and left undisturbed. Eventually all the water tasted salty. The action is due to Options:
  A) convection
  B) osmosis
  C) capillarity
  D) diffusion
  E) conductivity
  Show Answer
  The correct answer is D .
• Question 1188: Which of the following does NOT describe the image formed by a plane mirror? Options:
  A) erect
  B) laterally inverted
  C) same distance from mirror as object
  D) magnified
  E) virtual
  Show Answer
  The correct answer is D .
• Question 1189: A short response to time is obtained in liquid-in-glass thermometer when the Options:
  A) bulb is large and thick-walled
  B) stem is long and thin
  C) bulb is small and thicked-walled
  D) liquid is of high density and the bore is large
  E) bulb is thin-walled and the liquid is a good conductor of heat
  Show Answer
  The correct answer is E .
• Question 1190:

  A ray of light passes through the centre of curvature of a concave mirror and strikes the mirror. At what angle is the ray reflected?

  Options:
  A) 180${}^o$
  B) 90${}^o$
  C) 0${}^o$
  D) 60${}^o$
  Show Answer
  The correct answer is C .