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 1301: The angle between the geographic and the magnetic meridians at a place on the earth’s surface is the Options:
  A) angle of declination
  B) angle of depression
  C) angle of dip.
  D) latitude of the place
  E) longitude of the place
  Show Answer
  The correct answer is A .
• Question 1302:

  

  In the diagram above, which of the following velocity-time graphs shows uniform acceleration of a body from rest?

  Options:
  A) C
  B) D
  C) B
  D) A
  Show Answer
  The correct answer is C .
• Question 1303:

  The linear expansivity of brass is 2 x 10${}^{-5}$ C${}^{-1}$. If the volume of a piece of brass is 15.00cm at 0°C, what is the volume at 100°C

  Options:
  A) 16.03cm${}^3$
  B) 15.09cm${}^3$
  C) 16.00cm${}^3$
  D) 15.03cm${}^3$
  Show Answer
  The correct answer is B .
• Question 1304: At 4°c, the volume of a fixed mass of water is? Options:
  A) constant
  B) minimum
  C) maximum
  D) zero
  Show Answer
  The correct answer is B .
• Question 1305: A tap supplies water at 25^oC while another supplies water at 75^oC. If a man wishes to bathe with water at 40^oC, the ratio of the mass of cold water to the mass of hot water required is Options:
  A) 1 : 3
  B) 15 : 8
  C) 7 : 3
  D) 3 : 1
  Show Answer
  The correct answer is C .
• Question 1306:

  A binary operation $\otimes$ defined on the set of integers is such that m $\otimes$ n = m + n + mn for all integers m and n. Find the inverse of -5 under this operation, if the identity element is 0

  Options:
  A) $\frac{-5}{4}$
  B) $\frac{-5}{6}$
  C) o
  D) 5
  Show Answer
  The correct answer is A .
• Question 1307: Which of the following ammeters may be used to measure alternating currents? i. moving-coil ammeter ii. moving-iron ammeter iii. hot-wire ammeter Options:
  A) i and ii only
  B) ii and iii only
  C) i and iii only
  D) i, ii, and iii
  Show Answer
  The correct answer is D .
• Question 1308:

  

  In the diagram above, a rod 50 cm long of uniform cross-section is suspended horizontally on a fulcrum, F, by the action of two forces. What is the weight of the rod?

  Options:
  A) 40N
  B) 80N
  C) 120N
  D) 200N
  Show Answer
  The correct answer is B .
• Question 1309:

  What type of reaction is represented by the following scheme?

  ${}_1^{2}X$ + ${}_1^{2}Y$  -----> ${}_2^{3}Z$ + ${}_1^{0}n$ + energy

  Options:
  A) fusion reaction
  B) fission reaction
  C) Chain reaction
  D) radioactive decay
  Show Answer
  The correct answer is A .
• Question 1310: Transverse waves can be distinguished from longitudinal waves using the characteristic of Options:
  A) diffraction
  B) refraction
  C) polarization
  D) reflection
  Show Answer
  The correct answer is C .