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A bug is hovering in the air (v=0) when a heavy automobile, moving at 20 m/s, suddenly collides with it. Ig the collision is perfectly elastic then what is the bug's speed after the collision? Include simple before and after diagram.
A 92-keV x-ray is Compton-scattered through an angle of 10o. What is the energy of the x-ray after scattering
An alpha particle and beta^ {-} particle, each with kinetic energy 35 {rm keV}, are sent through a 1.10 {rm T} magnetic field. The particles move perpendicular to the field. Find the curvature radius for alpha particle's trajectory. Hint: The kine..
A 60 kg skier skis a distance of d=200 m down a q=15o incline starting from rest. His speed at the bottom of the hill is 5 m/s. What was the NET work done on the skier
A beam of light is emitted 8.2cm beneath the surface of a liquid and strikes the surface 7.2cm from the point directly above the source. what can you say about the index of refraction of the liquid
A common capacitor found in the lab is in the form of a cylinder of length 2.5 cm. What is the value of the capacitance
1ml of distilled water is injected into a length of 3mm diametre tubing and sealed at the other end by folding over, Why doesn't water drain out when the tube is hung vertically
The diagram of a speaker has a mass of 50.0g and responds to a signal of 2.0 khz by moving back and forth a with an amplitude of 1.8 X10^-4 m at that frequency. what is the force acting on the speaker
Two identical balls are traveling toward each other with velocities of -4.1 m/s (ball A) and +9.5 m/s (ball B), Obtain the velocities (magnitude and direction) of balls
A 5.00?F capacitor that is initially uncharged is connected in series with a 5.50k? resistor and an emf source with E= 145V negligible internal resistance, Just after the circuit is completed, what is the voltage drop across the capacitor
Heat and physical activity. In a bench press, a weight lifter lifts 132kg 41cm. In so doing, the athlete expends 1.2kJ. What's the heat flow involved in this process
A 1.59 kg block slides on a frictionless, horizontal surface with an speed of 1.54 m/sec. How long is the block in contact with the spring before it comes to rest
The space shuttle is in a 300km -high circular orbit. It needs to reach a 610km -high circular orbit to catch the Hubble Space Telescope for repairs, How much energy is required to boost it to the new orbit
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