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You throw a ball toward a wall at speed 25.0 m/s and at angle 40.0° above the horizontal .The wall is distance d 22.0 m from the release point of the ball. (a) How far above the release point does the ball hit the wall? What are the (b) horizontal and (c) vertical components of its velocity as it hits the wall? (d) When it hits,has it passed the highest point on its trajectory?
In what ways is the average of the temperature important for your company to consider?
A drinking fountain shoots water out from a height of 3.5cm above its basin. Determine the time a single drop spends in the air
Explain the two separate methods by which cholecystokinin (CKK) and leptin act on the CNS to restrict food intake. Name one effective (FDA-licensed) drug that reduces food intake, and indicate its mode of action. Why have many other compounds failed ..
A particle of charge +3.0 x 10-8 is in a unifromelectric field directed to the left. It is released from rest andmoves a distance of 5.0 cm and its kinetic energy is increased by+4.5 x -4 J.
A pot of water is boiling less than one atmosphere of pressure. Suppose that heat enters the pot only through its bottom, which is copper and rests on a heating element. In two minutes, the mass of water boiled away is m = 0.43 kg. The radius of the ..
A car of mass 1,000kg moves in a circular path of radius of 50 meters. .The constants speed of the car is given by 12m/2.
A bicyclist is finishing his repair of a flat tire when a friend rides by with a constant speed of 3.5 m/s . Two seconds later the bicyclist hops on his bike and accelerates at 2.4m/s2 until he catches his friend. How much timedoes it take until h..
Two speakers, one directly behind the other, are each generating a 275 Hz sound wave. What is the smallest separation distance between the speakers that would produce destructive interference at a listener standing in front of them? Assume that th..
A ladder 3 in long and having a mass of 18 kg is placed with the lower end resting on a rough floor and the upper end against a smooth wall at a point 2.4 m
A dedicated sports car enthusiast polishes the inside and outside surfaces of a hubcap that is a section of a sphere. When he looksinto one side of the hubcap, he sees an image of his face29.0 cm in back of the hubcap
A 680 kg satellite is in a circularorbit about the Earth at a height above the Earth equal to theEarth's mean radius. Find the period of its revolution
A roofing tile slides down a roof and falls off the roof edge 10m above the ground at a speed of 6m/s. The roof makes an angle of 30 degrees to the horizontal. how far from the exist point on the roof does the tile land?
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