SSC
PHYSICS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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What is acceleration?
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The speed and direction of an object’s motion.
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An increase or decrease in speed, or a change in direction.
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The tendency of an object to resist change in its motion.
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None of the above
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Explanation:
Detailed explanation-1: -Acceleration is the name we give to any process where the velocity changes. Since velocity is a speed and a direction, there are only two ways for you to accelerate: change your speed or change your direction-or change both.
Detailed explanation-2: -Acceleration Objects that are changing their speed or their direction are said to be accelerating. The rate at which the speed or direction changes is referred to as acceleration. Aerodynamics Having a shape that reduces air resistance.
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