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An 8-ton truck is initially going up a 20° ramp with a speed of 90 km/hr....

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Physics

An 8-ton truck is initially going up a 20° ramp with a speed of90 km/hr. The truck, then, brakes reaching a speed of 36 km/hrafter 3 seconds. Assuming constant deceleration determine (a) themagnitude of the braking force, (b) the additional time requiredfor the truck to stop. Neglect air resistance and rollingresistance

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3.6 Ratings (455 Votes)
Use equation of kinematics to find the required deceleration anduse Newtons law of motion to find    See Answer
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