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Two pucks collide on an air hockey table. Puck A has a mass of 30 g and is initially traveling in the +x direction at 6.0 m/s. Puck B has a mass of 120 g and is initially at rest. After the pucks collide, puck A moves away at an angle of 52above the +x axis, while puck B travels at an angle of 20 below the +x axis.
Calculate puck A's final speed.
A 50 kg diver in a full layout position, What is the diver's angular velocity when she assumes a tuck position, reducing her radius of gyration to 0.25 m
A baloon 1.2 g when empty has volume 800 cm ^3 and is filled with helium. density of air is 1.29 kg/m^3 while that of helium is .179 kg/m, calculate acceleration of balloon
question1a 58 kg pole vaulter running at 14 ms vaults over the bar. her speed while she is above the bar is 1.7 ms.
A small car with mass 0.690 travels at constant speed on the inside of the track that is a vertical circle with radius 5.00. If the normal force exerted by the track on the car when it is at the top of the track (point) is 6.00, what is the normal fo..
Five moles of a monatomic ideal gas expand adiabatically, and its temperature decreases from 460 to 155 K. Determine the work done by the gas
The concentration was reported as 10% CO2 at a temperature of 30oC and a pressure of 1.2 atm. The flow rate of flue gas is 18,000 m3/min. Determine the Partial pressure of CO2 in atm.
A solenoid of length 5.4 cm and diameter 0.92 cm is wound with 167 turns per cm, What is the induced emf in the entire solenoid
A 7.80-g bullet moving at 480 m/s penetrates a tree trunk to a depth of 6.0 cm. Use work and energy considerations to find the average frictional force that stops the bullet
A very thin sheet of glass (n=1.5) floats on the surface of water (n=1.33). When illuminated with white light at normal incidence, What is the thickness of the glass
Kathy tests her new sports car by racing with Stan, an experienced racer. Both start from rest, Find the distance she travels before she catches him
The small piston of a hydraulic lift has a raduis of 1 in and the large piston has a radius of 5 in. What is the weight of the heaviest vechicle that can be lifted
An optical system is designed so that an object for a convex spherical mirror of focal length f=15 cm is 20 cm behind the mirror, determine whether the image is real or vertual, erect or inverted
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