GENERAL KNOWLEDGE

GK

PHYSICS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What statements define Inertia?
A
If an object is stationary, then it will stay stationary forever
B
If an object is moving, then it will continue moving with the same speed unless a force acts upon it.
C
If object is stationary then it will stay stationary unless a force acts upon it.
D
If an object is moving, then it will stop by itself
Explanation: 

Detailed explanation-1: -Newton’s First Law is the law of inertia. An object with no net forces acting on it which is initially at rest will remain at rest. If it is moving, it will continue to move in a straight line with constant velocity.

Detailed explanation-2: -Inertia is a measure of the force that keeps a stationary object stationary, or a moving object moving at its current speed. The larger the inertia, the greater the force that is required to bring some change in its velocity in a given amount of time.

Detailed explanation-3: -Inertia is a force that keeps stationary objects at rest and moving objects in motion at constant velocity. Inertia is a force that brings all objects to a rest position. All objects have inertia. A more massive object has more inertia than a less massive object.

Detailed explanation-4: -Inertia is the tendency of a stationary object to remain at rest or to remain in motion in a straight line at a constant speed.

Detailed explanation-5: -Newton’s first law of motion states that a body at rest remains at rest, or, if in motion, remains in motion at a constant velocity unless acted on by a net external force. This is also known as the law of inertia. Inertia is the tendency of an object to remain at rest or remain in motion.

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