1. The commercial unit of energy is- Watt Joule Kilowatt-hour None of these [su_spoiler title=”View Answer ” style=”fancy”]Kilowatt-hour [/su_spoiler] 2. The product of force and displacement is called – Energy Momentum Power Work [su_spoiler title=”View Answer ” style=”fancy”]Work [/su_spoiler] 3. Work will be said not to be done if the force and displacement are –

1. Newton’s First Law of Motion defines – Energy Inertia Momentum of Inertia Work [su_spoiler title=”View Answer ” style=”fancy”]Inertia[/su_spoiler] 2. Measurement of which quantity is obtained through Newton’s 2nd law of motion? – Force Impulse Acceleration Momentum [su_spoiler title=”View Answer ” style=”fancy”]Force[/su_spoiler] 3. Which law of motion of Newton’s defines force? First Second Third None

1. Which of the following is not a scalar quantity? Temperature Charge Coefficient of friction Impulse [su_spoiler title=”View Answer ” style=”fancy”]Impulse [/su_spoiler] 2. Which of the following is a scalar quantity? Electric current Linear momentum Acceleration Electric field. [su_spoiler title=”View Answer ” style=”fancy”]Electric current [/su_spoiler] 3. Which of the following is a vector quantity? Gravitational

1. Out of the following, which cannot be negative? Total path length Velocity Acceleration None of these. [su_spoiler title=”View Answer ” style=”fancy”]Total path length [/su_spoiler] 2. The SI unit of acceleration is – m/s m/s² cm/sec² None of these [su_spoiler title=”View Answer ” style=”fancy”]m/s² [/su_spoiler] 3. The rate of change in velocity with time is

1. Electromagnetic force is – Attractive in nature Repulsive in nature Attractive as well as repulsive in nature None of these [su_spoiler title=”View Answer ” style=”fancy”]Attractive as well as repulsive in nature [/su_spoiler] 2. Which of the following force is not a fundamental force in nature? Gravitational force Electromagnetic force Strong nuclear force Tension [su_spoiler