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Test Friction

Average frict...

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Average frictional force needed to stop a car weighing 500kg in a dist 25m if initial speed is 72km/ hr.

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Similar questions

Q. Find the average frictional force needed to stop a car weighing

500 k g

in a distance of

25 m

if the initial speed is

72 k m / h

Q. Find the average force needed to accelerate a car weighing

500 k g

72 k m / h

in a distance of

25 m

Q. A car moving at 40 km/hr is to be stopped by applying brakes in the next 4 m. If the car weighs 2000 kg, what average force must be applied to stop it?

1700 k g

car skids to a stop with initial speed

9 m / s

on a flat road, it takes about

12 m

to stop. Given that friction is the force allowing the car to decelerate, how much distance would the same car need to stop if it were initially moving at

15 m / s

?

1500

kg car is moving at a uniform speed of

72 k m / h r

.On applying brakes its speed is reduced to

18 k m / h

.Calculate
(i) Initial K.E
(ii)Final KE and Change in KE

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