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A golfer hits a ball on a level fairway at an angle of 40 degrees relative to the horizontal, and it lands on the green, another golfer hits the same ball with the same speed but with another angle and it lands on the green by the other ball. assume no air resistance, what is the launch angle of the second golfer?
a. 25
b. 30
c. 50
d. 40
e. 60
Spiderman, whose mass is 72.0 kg, is dangling on the free end of a 11.4-m-long rope, How much work was done by the gravitational force on Spiderman in this maneuver
A 3.30 cm × 4.60 cm rectangle lies in the xy-plane. What is the electric flux through the rectangle
pitchers mounds are raised to compensate for the vertical drop of the ball as it travels a horizontal distance of 17 m
To study the Doppler shift on your own, you take an electronic tone generating device that is set to a frequency of 720 Hz to a campus wishing well known as "The Abyss." Estimate the time at which you can no longer hear the tuner
What is the effective resistance of a car's starter motor when 159.60 Amp flows through it as the car battery apply 11.80 V to the motor
Artificial gravity. One way to create artificial gravity in a space station is to spin it. If a cylindrical space station 275 m in diameter is to spin about its central axis, at how many revolutions per minute (rpm) must it turn so that the outermost..
Suppose you loft a ball in a tennis game with an initial speed of 16.5 m/s at an angle of 52.0 degrees above the horizontal. With what minimum average speed must he move
A rectangular block of ice with dimensions 2 meter by 2 meter by 0.2 meter floats on water. A person weighing 975 Newton wants to stand on the ice. Find would the ice sink below the surface of water
A positively charged He+ atom has one electron in the shell and two protons in the nucleus. In a classic model of the atom, in a certain state, this electron is in a circular orbit around the nucleus by an angular momentum of 2.584×10-34Js. What is t..
The torque needed to loosen a bolt has a magnitude of .5Nm. What is the or that should b applied to the end of a 14cm long wretch to accomplish this?
Meteroids often move at high speeds relative to Earth. If meteroids approach Earth closely enough to hit our atmosphere, find the meteroid's kinetic energy
A 3.45 kg mass vertically compresses a spring 67.0 cm before it starts to rebound. How high will the Mass move above the uncompressed
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