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प्रश्न
When is the acceleration due to gravity positive?
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उत्तर
If a body falls towards the earth, then value of acceleration due to gravity is positive.
संबंधित प्रश्न
Explain the following concept in your own words with everyday examples:
Acceleration
Give an example of an accelerated body, moving with a uniform speed.
From the diagram given below, calculate deceleration.
A truck running at 90 kmh−1, is brought to rest over a distance of 25 m. Calculate the retardation and time for which brakes are applied.
Distinguish between uniformly and non-uniformly accelerated motions.
Interpret the following graph:
The Unit of acceleration is ______.
A quantity has a value of 16ms-2. It is the ______.
If a moving body comes to rest, then its acceleration is ______.
Assertion: A positive acceleration of a body can be associated with the slowing down of the body.
Reason: Acceleration is a vector.
