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A particular engine has a power output of 4.00 kW and an efficiency of 23.0%. Assume the engine expels 7000 J of energy in each cycle.
(a) Find the energy absorbed in each cycle.
___________________ kJ
(b) Find the time required to complete each cycle.
_____________________S
An air puck of mass 0.029 kg is tied to the string and allowed to revolve in a circle of radius 2.0m on a frictionless horizontal surface. The other end of the string passes through a hole in the center of surface, and a mass of 2.6 kg is tied to it...
A projectile is shot with initial velocity 20.0 m/s at launch angle ? = 60.0? up from horizontal. How far from the gun does the other fragment land
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An electromagnetic wave in a vacuum has a maximum magnetic field amplitude of 5.67×10?7 T. find the maximum electric field amplitude of the wave
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