how to do such kinds...

If position of a particle varies with time as x = t^3 - 3t^2, whre t is in second. Then magnitude of displacement is equal to distance traveled of the particle at t=????

3 Answers

1
Anirudh Kumar ·

v(t)= 3t2-6t

thus it changes direction at t=2 sec .

so distance travelled is equal to dispalcement till t=2 s .

1
cute_cat ·

okay..thank you...

1
varun.tinkle ·

u shuld remember the concept that the modulus of intaneous vel is th einstaneous speed therefore the time interval will be the time interval in which the veldoes not change sign

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