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 581: A catapult used to hold a stone of mass 500g is extended by 20cm with an applied force F. If the stone leaves with a velocity of 40m/s, the value of F is Options:
  A) 4.0 x 10²N
  B) 2.0 x 10³N
  C) 4.0 x 10³N
  D) 4.0 x 10⁴N
  Show Answer
  The correct answer is B .
• Question 582: Which gas produces a pink coloured light in a discharge tube? Options:
  A) Mercury
  B) Argon
  C) Air
  D) Neon
  Show Answer
  The correct answer is C .
• Question 583: When an object is placed very close to the pole of a concave mirror, the virtual image obtained is Options:
  A) diminished and upright
  B) diminished and inverted
  C) enlarged and inverted
  D) enlarged and upright
  Show Answer
  The correct answer is D .
• Question 584: The temperature at which the water vapour present in the air is just enough to saturate the air is the _______ point. Options:
  A) boiling
  B) critical
  C) dew
  D) ice
  E) steam
  Show Answer
  The correct answer is C .
• Question 585: When light is incident on an object which is magenta in colour, which of the following colour would be absorbed? Options:
  A) Red and blue
  B) Green only
  C) Red and green
  D) Red only
  Show Answer
  The correct answer is B .
• Question 586: When taking a penalty kick, a footballer applies a force of 30.0N for a period of 0.05s. if the mass of the ball is 0.075kg, calculate the speed with which the ball moves off. Options:
  A) 4.50ms^-1
  B) 11.25ms^-1
  C) 20.00ms^-1
  D) 45.00ms^-1
  Show Answer
  The correct answer is C .
• Question 587: Electric charges on the surface of a conductor would be most evenly distributed if the shape of the conductor is Options:
  A) conical
  B) cubical
  C) cylindrical
  D) parabolic
  E) spherical
  Show Answer
  The correct answer is C .
• Question 588:

  

  The refractive index of the medium M in the diagram above is

  Options:
  A) 1/√3
  B) 2√3
  C) √3
  D) 2/√3
  Show Answer
  The correct answer is C .
• Question 589: Electric charges on the surface of a conductor would be most evenly distributed if the shape of the conductor is Options:
  A) conical
  B) cubical
  C) cylindrical
  D) parabolic
  E) spherical
  Show Answer
  The correct answer is C .
• Question 590: Rationalize $\frac{2\sqrt{3}}{+}\sqrt{5}\sqrt{5}-\sqrt{3}$ Options:
  A) 3√15 - 11
  B) $\frac{3\sqrt{15}-11}{2}$
  C) 3√15 + 11
  D) $\frac{3\sqrt{15}+11}{2}$
  Show Answer
  The correct answer is D .