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when a 0.045 kg golf ball takes off after being hit, its speedis 41m/s
a) how much work is done on the ball by the club?
b) assume that the force of the golf club acts parallel to themotion of the ball and that the club is in contact with the ballfor a distance of 0.010m. ignore the weight if the ball anddetermine the average force applied to the ball by the club.
A ball is thrown from the top of a building upward at an angle of 35? to the horizontal and with an initial speed of 15 m/s. How long is the ball in flight
What focal length does the lens need. how many meters will the car have moved before it begins to slow down.
presume you had job offers from two companies that differed only in how often they produced CEOs. Would these differences affect your decision.
White light reflected at perpendicular incidence from a uniform soap film has an interference maximum at 600. nm and a minimum at 450. nm, what is the film thickness
A plane is flying horizontally with speed 158 m/s at a height 5810 m above the ground, when a package is dropped from the plane. What is the horizontal distance traveled by this package
A man stands on a platform that is rotating (without friction) with an angular speed of 0.361 rev/s; his arms are outstretched, what is the resulting angular speed of the platform
A cooling fan is turned off when it is running at 800rev/min . It turns 900 revolutions before it comes to a stop, What was the fan's angular acceleration, assumed constant
A canoeist attempts to paddle a canoe due east, directly across a river. Unfortunately there is a current, flowing south at a rate of 3.4 m/s. How far can the canoeist paddle in still water
A point charge is moved in an electric field. The potential changes from -87 V to +30 V between the initial and final position. The work done by the electric field is 156 J
Two point charges, +3.33 µC and -6.70 µC, are separated by 1.29 m. What is the electric potential midway between them
While looking at her image in a cosmeticmirror, Dina notes that her face is highly magnified when she isclose to the mirror, What is the focal length of the mirror
An arrow is shot from the top of a castle wall. It hits the ground 543 m away from the base of the wall with a velocity of 79.0 m/s at an angle of 29.7 degrees below the horiztonal
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