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 1251: A body of weight W N rest on a smooth plane inclined at an angle$\theta$^o to the horizontal. What is the resolved part of the weight in Newtons along the plane? Options:
  A) W sin$\theta$
  B) W cos$\theta$
  C) W sec$\theta$
  D) W tan$\theta$
  Show Answer
  The correct answer is A .
• Question 1252:

  

  The diagram above shows a velocity - time graph. The statement that is true about this motion is that the car

  Options:
  A) has no acceleration between point F and G
  B) decelerates between F and H
  C) has a constant soeed between points E and F
  D) Accelerates between points F and G
  Show Answer
  The correct answer is A .
• Question 1253: To determine the weight of an object you could Options:
  A) use a beam balance
  B) use a spring balance
  C) find the force necessary
  D) use none of these methods
  E) use any of these methods
  Show Answer
  The correct answer is E .
• Question 1254: A member of the crew of a SPACESHIP experiences weightlessness in a space when they Options:
  A) Fall freely from the earth’s gravitational field
  B) Is walking on the planet
  C) In between the sun and the earth
  D) Holding anything in space is negative
  Show Answer
  The correct answer is A .
• Question 1255: A 12V battery has an internal resistance of 0.5W.If a cable of 1.0W resistance is connected across the two terminals of the battery, the current drawn from the battery is Options:
  A) 16.0A
  B) 8.0A
  C) 0.8A
  D) 0.4A
  Show Answer
  The correct answer is B .
• Question 1256: The current in a reverse-biased junction is due to? Options:
  A) minority carriers
  B) electrons
  C) majority carriers
  D) holes
  Show Answer
  The correct answer is A .
• Question 1257: A wave of frequency 10Hz forms a stationary wave pattern in a medium where the velocity is 20cms^-1. The distance between adjacent nodes is Options:
  A) 1.0cm
  B) 1.5cm
  C) 2.0cm
  D) 5.0cm
  Show Answer
  The correct answer is C .
• Question 1258: A quantity of sungas at -133 occupies 1/3m³ under pressure 1.4 x 10⁵ Nm^-2. if the gas occupies 31 m^-2 at 37^oC, its pressure will be Options:
  A) 1.26 x 10³Nm^-2
  B) 3.3 x10⁴Nm^-2
  C) 1.35 x 10⁴Nm^-2
  D) 2.2 x 10⁴Nm^-2
  E) 10⁵Nm^-2
  Show Answer
  The correct answer is B .
• Question 1259: Which of the following is an electrolyte? Options:
  A) Paraffin
  B) Sugar solution
  C) Grape fruit
  D) Alcohol
  Show Answer
  The correct answer is C .
• Question 1260: Which of the following is a percussion instrument? Options:
  A) bell
  B) flute
  C) guitar
  D) piano
  E) organ
  Show Answer
  The correct answer is A .