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A water balloon is launched at a speed of 21 m/s and an angle of 36 degrees above the horizontal. The water balloon hits a tall building located 7 m from the launch pad. At what height above the ground level will the water balloon hit the building? Calculate the answer in meters (m) and rounded to three significant figures.
A skier of mass 80 kg starts from rest and slides down a frictionless slope of length 35 m that is inclined at an angle of 30 degrees with the horizontal. Calculate the work done by gravity on the skier, and the work done by the normal force on the..
A copper washer is to be fit in place over a steel bolt. Both pieces of metal are at 29.7°C. to what temperature must the washer be raised so it will fit over the bolt
Rocio strikes a .058kg golf ball with a force of 272N and gives ita velocity of 62.0m/s. how long was Ricio club in contact with the ball
The resulting electric field E is measured along the ring's central axis (perpendicular to the plane of the ring). At what distance from the ring's center is E maximum?
A 10,000 kg railroad car is rolling at 2 m/s when a 4000 kg load of gravel is suddenly dumped in, What is the railroad car's speed
A golf ball is hit on level ground at 30 m/s and 29 degree above the horizontal. determine how far does it travel horizontally
A 5.00-liter aluminum cylinder at 5.00°C is filled to the brim with gasoline at the same temperature. If the aluminum and gasoline are warmed to 69.0°C, how much gasoline spills out
When jumping straight down, you can be seriously injured if you land stiff-legged. When he bends his knees, he comes to a halt in 0.130 s. Find the magnitude of the average net force now
A high-speed lifting mechanism supports a 845-kg object with a steel cable that is 40.0 m long and 4.00 cm2 in cross-sectional area. (a) Determine the elongation of the cable. mm
A team of tornado-chasing meteorology graduate students is out in search of tornados. They drive directly toward a tornado warning siren at 25.5 m/s
An opaque container is 15 cm deep. It contains only asingle coin. How far is the coinfrom the side of the container
The half-life of a muon is 2.2 s as measured in its rest frame. How fast must a beam of monoenergetic muons is travelling if half of them are observed to decay in 3.3 s
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