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Question

The velocity of a particle depends upon as v = a + bt + ct2 ; if the velocity is in m/sec, the unit of a will be

A
m/sec
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B
m/sec2
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C
m2/sec
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D
m/sec3
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Solution

The correct option is A m/sec

Quantities of similar dimensions can be added or subtracted so unit of a will be same as that of velocity.


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