Question

A motorcycle is moving with a velocity of 90 km/h and it takes 5 second to step after the brakes are applied. Calculate the force exerted by the brakes on the metorcycle if its mass along with the ...; A motorcycle is moving with a velocity of 90 km/h and it takes 5 second to step after the brakes are applied. Calculate the force exerted by the brakes on the metorcycle if its mass along with the ...

Answer 1

Using the equation of motion v = u+at

v = 90 km/h = 25 m/s

 0 = 25+5a

-25 = 5a

-25/5 = a

a = -5

 

now,F = ma

F = 200 x  -5

F= -1000N