Question

6) A train leaves a station with a velocity of 5meter/minute.and acceletion of 2 meter/minute^2?
i) Calculate the distance travelled in 15 minute.
ii) After applying a brake its speed fall at the rate
of 35 meter/minute^2. calculate the distance covered
after applying the brake.
please help me.. please... please​

Answer 1

Answer:

We now make the important assumption that acceleration is constant. This assumption allows us to avoid using calculus to find instantaneous acceleration. Since acceleration is constant, the average and instantaneous accelerations are equal. That is,

¯

a

=

a

=

constant,