Question Bank – Laws of Motion

 

Question Bank – Laws of Motion

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1. Very Short Answer Questions (1 Mark)

1. State Newton’s first law of motion.

   • Answer: An object remains at rest or in uniform motion in a straight line unless acted upon by an external force.

2. What is inertia?

Question Bank – Work, Energy, and Power

 

Question Bank – Work, Energy, and Power

1. Very Short Answer Questions (1 Mark)

1. Define work.

   • Answer: Work is said to be done when a force is applied to an object, and the object displaces in the direction of the applied force.

2. What is the SI unit of work?

   • Answer: Joule (J).

3. State the condition for work to be zero.

Physics Question Bank – Gravitation

Question Bank – Gravitation

1. Very Short Answer Questions (1 Mark)

1. What is the value of the universal gravitational constant (G)?

   • Answer: $6.674 \times 10^{-11} \, \text{Nm}^2/\text{kg}^2$

2. State Newton’s law of gravitation.

   • Answer: Every particle in the universe attracts every other particle with a force directly proportional to the product of their masses and inversely proportional to the square of the distance between them.