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A cruise ship sails due north at 4.00 m/s while a coast guard patrol boat heads 42.0° north of west at 5.00 m/s. What are the x- and y-components of the velocity of the cruise ship relative to the patrol boat?
a) The x-component
b) The y-component
As observed on earth, a certain type of bacterium is known to double in number every 18 hours. Two cultures of these bacteria are prepared, each consisting initially of one bacterium. One culture is left on earth and the other placed on a rocket that..
One leg of a Michelson interferometer contains an evacuatedcylinder of lenght L, having glass plates on each end. what is the index of refraction of the gas
A powerful motorcycle can accelerate from rest to 25.8 m/s (58 mi/h) in only 2.90 s. How far does it travel in that time
A spherical balloon is made from a material whose mass is 3.00 kg. The thickness of the material is negligible compared to the 1.6-m radius of the balloon. Find the absolute pressure of the helium gas
A long, straight wire generates a magnetic field of 0.3 T a distance of 0.05m away from it. What is the current in the wire
Calculate the Coulomb potential energy of a sphere with radius R0, uniformly charged throughout its volume with the charge Ze. Hint: calculate the total energy associated with progressive addition of thin, charged spherical shells that constitute the..
A sound source emits sounds of frequency 215 Hz that travel through still air at 340 m/s. Find the frequency heard by the listener
describe schematically the equipotential surfaces corresponding toa a constant electric field in the z-directionb a
Stanford Linear Accelerator Center (SLAC) bombarded 9-GeV electrons head on with 3.1GeV positrons to create B mesons and anti-B mesons. Whats speeds did the electron and positron have when they collided?
In a football game, a receiver is standing still, having just caught a pass. Before he can move, a tackler, find the mass of the receiver
The length of a simple pendulum is 0.77 m and the mass of the particle (the "bob") at the end of the cable is 0.25 kg. What is the angular frequency of the motion
1 a heat engine uses 2400 j of input heat energy while exhausting 400j of heat to the environment in one complete
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