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:

  A force, 10N, drags a mass 10kg on a horizontal table with an acceleration of 0.2ms. If the acceleration due to gravity is 10ms^-1, the coefficient of friction between the moving mass and the table is

  Options:
  A) 0.02
  B) 0.08
  C) 0.20
  D) 0.80
  Show Answer
  The correct answer is B .
• Question 2:

  If the attraction of the sun is suddenly ceased, the earth would continue to move in a straight line making a tangent with the original orbit. This statement is derived from Neutron's

  Options:
  A) First law of motion
  B) Second law of motion
  C) Third law of motion
  D) Law of universal gravitation
  Show Answer
  The correct answer is A .
• Question 3: Which of the following pairs of light rays show the widest separation in the spectrum of white light Options:
  A) Blue and red
  B) Green and yellow
  C) Indigo and violet
  D) Orange and red
  Show Answer
  The correct answer is A .
• Question 4:

  

  In the diagram above, if the internal resistance of the cell is zero, the ration of the powers P₁ and P₂ dissipated by R₁ and R₂

  Options:
  A) ^R₂/_R1
  B) ^R₁/_R2
  C) ^R₁+R₂/_R1
  D) ^R₁+R₂/_R2
  Show Answer
  The correct answer is A .
• Question 5: In a closed organ pipe producing a musical note, an antinode will always be produced at Options:
  A) the closed end
  B) the open end
  C) the middle
  D) all the parts of the pipe
  Show Answer
  The correct answer is B .
• Question 6:

  The mercury column in the barometer at notational atmospheric pressure has a height of?

  Options:
  A) 0.76 cm at see level
  B) 760 cm at sea level
  C) 7.6 cm at sea level
  D) 76 cm at sea level
  Show Answer
  The correct answer is D .
• Question 7:

  

  In the network shown above, determine the potential difference across the 5µF capacitor

  Options:
  A) 3V
  B) 6V
  C) 12V
  D) 18V
  Show Answer
  The correct answer is D .
• Question 8:

  

  In the network shown above, determine the potential difference across the 5µF capacitor

  Options:
  A) 3V
  B) 6V
  C) 12V
  D) 18V
  Show Answer
  The correct answer is D .
• Question 9:

  The force required to make an object of mass m, travelling with velocity v, turn in a circle of radius r is

  Options:
  A) $\frac{m{v}^2}{r}$
  B) $\frac{m{r}^2}{x}$
  C) $\frac{mr}{v}$
  D) $\frac{mv}{r^2}$
  Show Answer
  The correct answer is A .
• Question 10: When an object is placed between the principal focus and the optical center of a convex lens, it could be used as a? Options:
  A) Simple microscope
  B) refecting lens
  C) compound microscope
  D) projector
  Show Answer
  The correct answer is A .