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Questions and Answers
What is the definition of acceleration?
What is the definition of acceleration?
- Rate of change of direction of an object with respect to velocity
- Rate of change of velocity of an object with respect to distance
- Rate of change of speed of an object with respect to time
- Rate of change of velocity of an object with respect to time (correct)
What happens when the velocity of an object increases or decreases with passage of time?
What happens when the velocity of an object increases or decreases with passage of time?
- It causes velocity to remain constant
- It causes deceleration
- It causes the object to come to rest
- It causes acceleration (correct)
What is the SI unit of acceleration?
What is the SI unit of acceleration?
- Metre per second squared
- Metre per second
- Metre per second per second (correct)
- Metre squared per second
What is the direction of deceleration with respect to the change in velocity?
What is the direction of deceleration with respect to the change in velocity?
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When does a body have uniform acceleration?
When does a body have uniform acceleration?
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What is the result of an increase in velocity?
What is the result of an increase in velocity?
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What is the formula to calculate acceleration?
What is the formula to calculate acceleration?
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