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An electron and a proton are separated by 3.3 nm.
A) Evaluate the magnitude of the force on the electron?
B) Evaluate the net force on the system?
A wheel is spinning at 10 rad/s. It undergoes an angular acceleration of 8rad/s2 until it reaches an angular velocity of 354 rad/s. Decide how long it took to spin up. Determine how many revolutions it made while spinning up.
When a star has exhausted its hydrogen fuel, it may fuse other nuclear fuels. At temperatures above 1.0 108 K, helium fusion can occur. Write the equation for the following processes.
During a violent storm, a car is struck by a failing high-voltage wire that puts an excess charge of -850 mircoC on the metal car. how much is on the outer surface of the car
Standing on a balcony, you throw your keys to a friend standing on the floor below. Find what initial velocity did you give them
A series RLC circuit consists of a 96.0 ? resistor, a 7.00 mHinductor, and a 1.40 nF capacitor. What is the power supplied to the circuit if ? =1/2?0
carnival merry-go-round rotates about a vertical axis at a constant rate, How far is the man from the center of the merry-go-round
A tennis ball of mass 0.0611 kg is served. It strikes the ground with a velocity of 55.6 m/s (124 mi/h) at an angle of 21.2° below the horizontal. what average force did the ground exert on the ball
A gas mixture occupies a volume of 1.4m^3 at a temperature of 65 C and a pressure of 350 kPa. determine the molcular weight of the gas
A highway curve with radius 950{\rm ft} is to be banked so that a car traveling 48.0{\rm mph} will not skid sideways even in the absence of friction. At what angle should the curve be banked?
A step-down transformer produces a voltage of 6.0V across the secondary coil when the voltage across the primary coil is 140V, What voltage appears across the primary coil of this transformer
A novice skier, starting from rest, slides down a frictionless 34° incline whose vertical height is 128 m. How fast is she going when she reaches the bottom.
A spring is hung from the ceiling. A 0.459 -kg block is then attached to the free end of the spring. What is the spring constant of the spring
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