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Grade: 11


A point moves rectilinearly with deceleration whose modulus depends on the velocity 'v' of the particle as a =-k√v where k is a constant, k > 0. At the initial moment the velocity of the particle is 'v 0 '. What distance it will traverse before it stops? What time it will take to cover that distance?

9 years ago

Answers : (3)

879 Points
							Dear student,




Now integrate both sides to get velocity as a function of time.

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Askiitians Expert
Sagar Singh
B.Tech, IIT Delhi
9 years ago
11 Points
but y do we differentiate and itegrate here??
y does the answer not come correctly if i use the equations of motion here
4 years ago
Ankit Jaiswal
165 Points
it is because the retardation is not constant and equations of motion work only for constanr acc.
4 years ago
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