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1. A man slides along a long water slide and then being launched into the air to land in a water pool. Landing sites and includes a superimposed coordinate system with its origin conveniently located at the launch site. The horizontal flight distance as D = 20.0 m, the flight time as t = 2.50 s, and the launch angle as ? = 40.0°.
a. Find the magnitude of the velocity at launch.
b. Find the magnitude of the velocity at landing.
At the same time, the stationary trumpeter played the same note. Ballot heard 3.0 beats per second. How fast was the train moving toward him.
A professor's office door is 0.95 wide, 2.2 high, 4 thick; has a mass of 22 , and pivots on frictionless hinges. A "door closer" is attached to door and the top of door frame. When the door is open and at rest, the door closer exerts a torque of 5..
A copper block rests 25.5cm from the center of a steel turntable. The coefficient of static friction between block and surface is 0.52. The turntable starts from rest and rotates with a constant angular acceleration of 0.475 rad/s2. After what tim..
A car is driven 125.0 km west and then 65.0 km southwest. What is the displacement of the car from the point of origin (magnitude and direction).
A Mercedes-Benz 300SL (m = 1850 kg) is parked on a road that rises 20° above the horizontal, What is the static frictional force that the ground exerts on the tires
Sketch and describe a floe control loop.
A 12.0-V battery produces 205mA when it's across a 47.5? load, Find the potential difference across the battery's terminals
Some athletes can put out as much as 800 watts in short bursts. If you could sustain such energy output long enough to reach the top of a mountain, how much time would it take you to get there from the valley, 3000 meters below the peak? So how does ..
A 5 kg ball collides head-on with a 10 kg ball, which is initially stationary. The collision is inelastic. Which statement is true?
What will transform in terms of the observable properties of the black hole as this process continues
Coherent light with wavelength 590 mm passes through two very narrow slits, and the interference pattern is observed on a screen a distance of 3.00 m from the slits.
Displacement d1 is in the yz plane 58.4° from the positive direction of the y axis, has a positive z component of 5.99 m, find the angle between d1 and d2
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