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A solenoid of radius 3.0 cm has 350 turns and a length of 21 cm.
1) Find its inductance.
2) Find the rate at which current should change through it to produce an emf of 76 mV.
A 20x telescope has a 12-cm diameter objective lens. What minimum diameter should the eyepiece lens have to collect all the light rays from an on axis distant source.
One gallon of gasoline releases approximately 1.0 108 J when it is "burned" (i.e., undergoes combustion) in a car engine. what is the mechanical work done by the engine
Find the surface tension force on water inside a tube and height to which the water rises in the tube.
A 86.6-kg sprinter exerts a force of 100 N on the starting block at an angle of 30 with respect to the ground. The horizontal acceleration of the sprinter is
Your car achieves 30 miles per gallon and weighs 3000 pounds. What approximately is the percentage of the energy spent on the journey that actually goes to "moving you
Find the linear momentum and kinetic energy of a bullet of mass 4.60 10-2 kg moving at a speed of 320 m/s
A wheel of radius 0.350 m has an initial angular speed of 54.0 rad/s and is brought uniformly to a stop after undergoing 28.0 complete rotations. Calculate the angular acceleration of the wheel.
The acceleration of a bus is given by ax(t)=?t, where ? = 1.26m/s3 is a constant, If the bus's position at time t1 = 1.12s is 6.01m , what is its position at time t2 = 2.13s
at a certain point when a spring is stretched near its elastic limit the spring force satis?es the equation f -alpha x
an electron with speed vo 2.61times107ms is traveling parallel to an electric field of magnitude e 1.03 times 104 nc .
The neutral hydrogen atom in its normal state behaves in some respects like an electric charge distribution which consists of a point charge of magnitude +e surrounded by a distribution of negative charge
Two point particles of charge Q1 = 43 µC and Q2 = 89 µC are found to have a potential energy of 38 J. What is the distance between the charges
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