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In a football game a kicker attempts a field goal. The ball remains in contact with the kicker's foot for 0.0618 s, during which time it experiences an acceleration of 326 m/s2. The ball is launched at an angle of 57.3° above the ground. Determine the (a) horizontal and (b) vertical components of the launch velocity.
A diver 22m deep in 12°C fresh water exhales a 0.8 cm diameter bubble. What is the bubble's diameter just as it reaches the surface of the lake, where the water temperature is 25°C? Hint: suppose that the air bubble is always in thermal equilibriu..
A 94 g stone is whirled in a horizontal circle on the end of a 73 cm long string. The stone takes 1.10 s to make each complete revolution. Conclude the angle that the string makes with the horizontal.
A major league pitcher can throw a baseball in excess of 41 m/s. If a ball is thrown horizontally at this speed, how much will it drop by time it reaches a catcher who is 17m away from the point of release.
A cement block accidentally falls from rest from the ledge of a 74.8-m-high building. When the block is 18.4 m above the ground, a man, 2.10 m tall, looks up and notices that the block is directly above him. How much time, at most, does the man have ..
An object-spring system oscillates with amplitude of 3.00cm. If the spring constant is 205 N/m and object has a mass of 0.50 kg, determine each of the following values.
A glass sheet 1.40 ?m (micrometer) thick is suspended in air. In reflected light, there are gaps in the visible spectrum at 538 nm and 615.00 nm.
An airplane has a mass of 1.8×10^6 kg , and the air flows past the lower surface of the wings at 94 m/s .f the wings have a surface area of 1300 m^2, how fast should the air flow over the upper surface of the wing if the plane is to stay in the ai..
What phase difference between two otherwise identical travelling waves, moving in the similar direction along a stretched string.
A person with a mass of 103 kg is standing on a scale that reads weight in newtons inside of an elevator. If the elevator accelerates upward at 3.2 m/s2, what does the scale read.
Expected Values of 3-Year Hybrid Car Lease, Beverly Mills has decided to lease a hybrid car to save on gasoline expenses and to do her part to help keep the environment clean
In an effort to stay awake for an all-night study session, a student makes a cup of coffee by first placing a 200 W electric immersion heater in 0.320kg of water.
Objects A and B are on a horizontal surface. Object A exerts a force on object B, and, in accordance with the laws of motion, generates a reaction force.
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