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A 45.0g gold ball is hit off a tee and flies off at 50.0m/s. if the golf club was in contact with the ball for 10.5ms, find the impulse imported to the ball and the average force exerted by the club on the ball.
Wavelengths of light from a remote galaxy are found to be 1.5 % longer than the corresponding wavelengths measured here on earth. What ids the speed of the galaxy relative to earth
A parallel-plate air capacitor of area A= 10.0 cm2 and plate separation d= 3.20 mm is charged by a battery to a voltage 50.0 V, how much additional charge will flow from the battery onto the positive plate
when a mass of 180g is attached to a vertical to a vertical spring and lowered to its equilibrium position, it is found that the spring extends 12cm. what is the period of the resulting oscillations
The mass of a string is 1.00 10-3 kg, and it is stretched so the tension in it is 120 N. What is the length of the string
A block with mass 0.5 kilograms is covering a hole in a horizontal table. From below the table a bullet with mass 5 grams is fired straight up. Calculate the speed with which the bullet hit the block
A researcher notices that the frequency of a note is emitted by a car horn appears to drop from 284 Hz to 266 Hz as the car passes him. What value does he obtain for the speed of the car
An infinitely long, uniformly charged line of charge with linear density lamda = .1 C/m lies a distance of .68 m from the center of a sphere with radius .23 m, What is the amount of charge inside the sphere
Unpolarized light passes through two Polaroid sheets. The transmission axis of the analyzer makes an angle of 21.9° with the axis of the polarizer. What fraction of the original light is absorbed by the analyzer
A projectile is launched in the horizontal direction. It travels 2.050m horizontally while it falls .450m vertically, How long is the projectile in the air
A 2.0g lead bullet at 0 C is fired into a large block of ice at 0C, in which it becomes embedded. What speed would result in the bullet being melted
A 5.00 g object moving to the right at 20 cm/s makes an elastic head on collision with a 10.0 g object that is initially at rest. Find (a) velocity of each object after the collision and (b) the fraction of the initial kinetic energy transferred to t..
A fisherman notices that his boat is moving up and down periodically, owing to waves on the surface of the water. It takes 3.50s for the boat to travel from its highest point to its lowest, a total distance of 0.640m .
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