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 1121:

  

  The diagram shows lens arrangement in

  Options:
  A) A Compound Microscope
  B) astronomical telescope
  C) binocular
  D) periscope
  E) projection lantern
  Show Answer
  The correct answer is B .
• Question 1122: If a ball released from a height of 20m, How long would it take the ball to reach the ground? (assures g = 10m/s) Options:
  A) 2sec
  B) 3sec
  C) 35sec
  D) 2.4sec
  Show Answer
  The correct answer is A .
• Question 1123: Which of the following pairs of musical instruments produce sound due to the vibration of air column? Options:
  A) Bell and piano
  B) Guitar and flute
  C) Trumpet and drum
  D) Trumpet and flute
  E) Violin and organ
  Show Answer
  The correct answer is D .
• Question 1124:

  A man will exert the greatest pressurewhen he?

  Options:
  A) lies flat on his back
  B) lies on his belly
  C) stands on both feet
  D) stands on the toes of one foot
  Show Answer
  The correct answer is D .
• Question 1125: Which of the following is a characteristics of stationary waves? Options:
  A) They are formed by two identical waves travelling in opposite directions
  B) they can be transverse or longitudinal
  C) The distance between two successive nodes is one wavelenght
  D) The antinode is a point of minimum displacement
  Show Answer
  The correct answer is A .
• Question 1126: Which of the following devices may be used to step up the voltage in a d.c. circuit? Options:
  A) a step-up transformer
  B) a d.c. generator
  C) a wattmeter
  D) an induction coil
  Show Answer
  The correct answer is B .
• Question 1127: If the angle of declination in a place is 10^oE, calculate the true geographic bearing if the compass reads N40^oE Options:
  A) N50^oE
  B) N40^oE
  C) N30^oE
  D) N25^oE
  Show Answer
  The correct answer is C .
• Question 1128: 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 1129: The force on a current carrying conductor in a magnetic field is greatest when the Options:
  A) conductor makes an angle of 60° with the field
  B) force is idependent of the angles between the fields and the conductor
  C) conductor is parallel with the field
  D) conductor is at right angle with the field
  Show Answer
  The correct answer is D .
• Question 1130: According to the Kinetic Theory, what does NOT occur when the temperature of a constant volume of gas is increased? Options:
  A) a decrease in the mean speed kinetic energy of the molecules
  B) an increase in the mean speed of the molecules
  C) an increase in the momentum change at each collision.
  D) an increase in the number of collisions per second
  E) an increase in the pressure exerted by the gas.
  Show Answer
  The correct answer is A .