If the coefficient of kinetic friction between the 50-kg crate and the ground is , determine the distance the crate […]

# velocity

A rocket is fired from rest at x = 0 and travels along a parabolic trajectory described by m. If […]

## A rocket is fired from rest at x = 0

The position of a crate sliding down a ramp is given by m, m, m, where t is in seconds. […]

## The position of a crate sliding down a ramp

If a particle has an initial velocity of ft/s to the right, at , determine its position when s, if […]

## If a particle has an initial velocity

If it takes 3 s for a ball to strike the ground when it is released from rest, determine the […]

## If it takes 3 s for a ball to strike ...

Traveling with an initial speed of 70 km/h, a car accelerates at 6000km/ along a straight road. How long will […]

## Traveling with an initial speed of

From approximately what floor of a building must a car be dropped from an at-rest position so that it reaches […]

## From approximately what floor of a building

When a train is traveling along a straight track at 2 m/s, it begins to accelerate at (60 ) m/ […]

## When a train is traveling along a straight track

A baseball is thrown downward from a 50-ft tower with an initial speed of 18 ft/s. Determine the speed at […]

## A baseball is thrown downward

When a high-speed passenger train traveling at 161 km/h rounds a bend, the engineer is shocked to see that a […]

## When a high-speed passenger train traveling

You are arguing over a cell phone while trailing an unmarked police car by 25 m; both your car and […]

## You are arguing over a cell phone while trailing

In the figure, a red car and a green car, identical except for the color, move toward each other in […]