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 321: Which of the following types of motion is/are exhibited by a cylindrical drum rolling down an incline plane? Options:
  A) Random and rotational
  B) Rotational and oscillatory
  C) Rotational only
  D) Translations only
  E) Translational and rotational
  Show Answer
  The correct answer is E .
• Question 322: 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 323: Three 5 ohms resistors connected in parallel have a potential difference of 60v. applied across the combination. The current in each resistor is Options:
  A) 4A
  B) 36A
  C) 12A
  D) 24A
  E) 10A
  Show Answer
  The correct answer is C .
• Question 324: A conductor of length 2m carries a current of 0.8A while kept in a magnetic field of magnetic flux density 0.5T. The maximum force acting on it is Options:
  A) 0.2N
  B) 0.8N
  C) 3.2N
  D) 8.0N
  Show Answer
  The correct answer is B .
• Question 325: One end of a long wire is fixed while a vibrator is attached to the other end. When the vibrator is energized, the types of waves generated in the wire are Options:
  A) stationary and longitudinal
  B) stationary and transverse
  C) progressive and transverse
  D) progressive and longitudinal
  Show Answer
  The correct answer is C .
• Question 326: What is the escape velocity of a satellite launched from the earth’s surface? (Take g as 10ms^-2 and the radius of the earth as 6.4 × 10⁶m) Options:
  A) 7.80 × 10-3ms^-1
  B) 1.13 × 10-4ms^-1
  C) 3.56 × 107ms^-1
  D) 6.00 × 107ms^-1
  E) 1.20 × 108ms^-1
  Show Answer
  The correct answer is B .
• Question 327:

  

  In the diagram above, which of the simple pendula will resonate with P when set into oscillation

  Options:
  A) T
  B) U
  C) R and T
  D) Q and R
  Show Answer
  The correct answer is A .
• Question 328: Energy losses through eddy currents are reduced by using Options:
  A) low resistance wires
  B) insulated soft iron wires
  C) few turns of wires
  D) high resistance wires
  Show Answer
  The correct answer is B .
• Question 329: Shadows and eclipses result from the Options:
  A) refraction of light
  B) rectilinear propagation of light
  C) defraction of light
  D) reflection of light
  Show Answer
  The correct answer is B .
• Question 330: A simple pendulum with a period of 2.0s has its length doubled. Its new period is Options:
  A) 1.00s
  B) 1.41s
  C) 0.3s
  D) 2.83s
  E) 4.00s
  Show Answer
  The correct answer is D .