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Grade: 11

                        

The velocity of a particle is dependent on the time as v=k(t-1) where k is 2 m/s square the dostance covered in first three second will be?

3 years ago

Answers : (1)

Mayank Sharma
44 Points
							
The given eqn is dimensionally incorrect since on expanding the eqn we get 
v = kt-k here dimensions of kt is ML^-1 and k with dimensions ML^-2 is being subtracted from it, which violates the rule that only dimensionally similar quantities can be added or subtracted.
 
hope this helps. :)
 
3 years ago
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