Science, asked by Harpreetdhanju975, 1 year ago

Which motion does not require force to maintain it?

Answers

Answered by santy2
2
The one type of motion that can be maintained in the absence of an interfering force is the uniform linear motion. 

Linear motion is a type of motion in which the object in motion moves along a straight line an is uni-dimensional. 

There are two types of linear motion ( also known as rectilinear motion); uniform linear motion and non uniform linear motion.

Uniform linear motion is motion in a straight line with a constant velocity and thus a zero acceleration. While on the other hand, non-uniform linear motion has changing velocities and thus has non-zero acceleration.

Newton's first law of motion states that an object at rest stays at rest and an object in motion stays in motion with the same speed and in the same direction unless acted upon by an unbalanced  force. 

This gives law gives the answer to this question. That is, an object in uniform linear motion will move at the same speed and in the same direction without stopping unless acted upon by an external force( or unbalanced force).

Mwalimu: thank you santy2
Answered by writersparadise
4
The correct answer is - Uniform straight line motion.

Uniform motion is the kind of motion in which a body covers equal distances in equal intervals of time. It does not matter how small the time intervals are, as long as the distances covered are equal. The acceleration is zero since the body is involved in rectilinear (linear) motion and the motion is uniform.

Uniform straight line motion is a type of linear motion. It works according to Newton's first law of motion i.e., objects that do not experience any net force will continue to move in a straight line with a constant velocity until they are subjected to a net force.

Examples: A car moving on a straight road without any change in its velocity. A Ball rolling on a floor without changing its velocity.
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