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A golf ball (m = 46 gram) is struck with a force that makes an angle of 45.2Â degree with the horizontal. The ball lands 198 meter away on a flat fairway. If the golf club and ball are in contact for 7.04 milliseconds, calculate what the average force of impact? (Ignore air resistance.)
A 0.642 kg basketball is dropped out of a window that is 6.42 m above the ground. How much work is done on the ball by its weight
A 0.50-kg object is attached to an ideal massless spring of spring constant 20 N/m along a horizontal, frictionless surface. The object oscillates in simple harmonic motion and has a speed of 1.7 m/s at the equilibrium position.
In a "Rotor-ride" at a carnival, people pay money to be rotated in a vertical cylindrically walled "room." what is the minimum coefficient of static friction so that the people will not slip down
Assume you have a monatomic gas with initial volume and pressure V1 and p1, respectively. If you apply work on the gas to compress it isothermally until its volume is 57% of its initial volume and its pressure rises to a value p2. To what percentage ..
A car is traveling at 45.0 km/h on a flat highway. what is the minimum distance in which the car will stop
A rocket cruising past earth at 0.800c shoots a bullet out the back door, opposite the rocket's motion, at 0.900c relative to the rocket. What is the bullet's speed relative to the earth
A university physics department buys 100m of string and determines its total mass to be 0.150kg. what is the required string tension
An extension cord made of two wires of diameter 0.129 cm (no. 16 copper wire) and of length 2.7 m (9 ft) is connected to an electric heater which draws 11.5 A on a 120-V line
What is the radius of a bobsled turn banked at 75.0° and taken at 30.0 m/s, assuming it is ideally banked
How much work must be done on the electron to move it to negative plate if it is initially positioned 2.86 mm from the positive plate.
A circular-motion addict ofmass 85 kg rides aFerris wheel around in a vertical circle of radius 10 m at aconstant speed of 5.9 m/s. What is the period of the motion?
a very long coaxial cable consists of a solid cylindrical inner conductor of radius 4mm surrounded by an outer
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