A particle decelerates uniformly from a speed of 30 cm s to rest in a time interval of 5 0 s It then has a uniform acceleration of 10 cm s 2 for another 5 0 s The particle moves in the same direction along a straight line The average speed over the whole time interval is ...

The distances are The average speed ...

A particle decelerates uniformly from a speed of 30 cm/s to rest in a time interval of

Fantastic news! We've Found the answer you've been seeking!

Question:

A particle decelerates uniformly from a speed of 30 cm/s to rest in a time interval of 5.0 s. It then has a uniform acceleration of 10 cm/s ² for another 5.0 s. The particle moves in the same direction along a straight line. The average speed over the whole time interval is?