Question

2. A boy on a motorbike is moving with a speed of 60 km h-h. Suddenly, a child
comes in front of bike and the boy applies brakes immediately and brings
his bike to rest in 3 s. What will be the average retarding force if the mass
of boy and motor bike is 290 kg?
​

Answer 1

Answer:

FORCE = m x a

           

MASS = 290 KG

ACCELERATION = (V - U)/t = (60 - 0)/3 =  20 m/s

PUT THESE VALUES IN FORCE = 290 x 20

                                                    =  5800 N

HENCE THE FORCE IS = 5800 N

Answer 2

Answer:

mark as brainliest

Explanation:

follow me