Which of the following is the correct formula for average velocity?

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Editor">Editor Staff asked 1 year ago

Which of the following is the correct formula for average velocity?
 
(a) v = dx/dt
 
(b) v = x/t
 
(c) v = xt
 
(d) v = t/x
 
This question was posed to me during a job interview.
 
The above asked question is from Straight Line Motion topic in division Motion in a Straight Line of Physics – Class 11
Select the correct answer from above options 
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Editor">Editor Staff answered 1 year ago

Right answer is (b) v = x/t
 
Explanation: The correct formula is v = x/t. Average velocity is total change in displacement divided by total change in time. v = dx/dt is the formula for instantaneous velocity.

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