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A particle moves in a circle of radius 83 m with a constant speed of 22 m/s. (a) what is its angular velocity in radians per second regarding the center of the circle?
a) How many revolutions does it make in 30 s?
b) What is its angular velocity in radians per second about the center of the circle?
The Big Bang theory states that the beginning of the universe was accompanied by a huge burst of photons. Calculate the peak wavelength of this radiation
A 9V battery is connected across a capacitor of 20uF through a switch which is initially open. What is the amount of charge that flows from the battery
A uniform diving board is 5.00 meters in length and weighs 100 Newtons. It is supported by two posts separated by 1.50m. What are the force exerted on the posts
A skier weighing .80kN come down a frictionless ski run that is circular (R=30 m) at the bottom, what is her speed at the bottom of the hill
A single current carrying loop has a magnetic dipole moment of 10i - 20j + 15k Am2 and is in a region of space, Find the potential energy of the loop
What is the temperature of the outside air. What are the components of the displacement vector from camp to summit? What is its magnitude? select the x axis east, y axis north, and z axis up.
A hammer slides down a roof of angle theta (respect to ground). It slides along the roof distance D. Find how far from the base of the building the hammer lands
A stuntman drives a car (without negative lift) over the top of a hill, What is the greatest speed at which he can drive without the car leaving the road at the top of the hill
A 1300kg sports car accelerates from 0m/s to 26m/s in 13s. What is the average power of the engine?
AnRL circuit has an emf source of 13V, a resistor, a 20 H inductor,and a switch. If the emf across the inductor is 80% of its maximum13V 3 s after the switch is closed, what is the value of the resistor
A particle of velocity v and mass 6.40 x 10^-25 kg has a wavelength of 20.7 fm. Its kinetic energy is the same as the energy of a photon of wavelength \theta. Find \theta.
A village maintains a large tank with an open top, containing water for emergencies. The water can drain from the tank through a hose of diameter6.55cm. compute the friction force exerted by the nozzle on the stopper
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