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A long solenoid that has 1,020 turns uniformly distributed over a length of 0.395 m produces a magnetic field of magnitude 1.00 x 10-4 T at its center. What current is required in the windings for th
If the current through the rod is 2.55 A, find the magnitude of the magnetic force on the rod and What is the direction of the magnetic force on the rod?
Crossed electric and magnetic fields are established over a certain region. The magnetic field is 0.671 T vertically downward. The electric field is 2.06 x 106 V/m horizontally east.
What is the magnitude of the force with which the 63 kg sprinter pushes against the starting block? only those who will show the work clearly will get the extra bonus points.
You have only just started your interrogation of the financial staff in the cartel's office on the 20th floor of a high rise on Sukumvit road when the calm is disturbed by the sound of breaking glas
What is the net force (Fnet) acting on the boat? How many N how many degrees north of east?
Two point charges are placed along the horizontal axis with the following values: 3.0 µC at x=0 and -7.0 µC at x=20 cm. At what point along the x axis is the electric field zero?
The wheel slows down uniformly at until the wheel stops. In this situation, the average angular acceleration in the time interval from to s is closest to:
What is the electric potential at the center C of the circle? What is the electric potential at point P, which is on the central axis of the circle at distance D = 6.71 cm from the center?
There is a pipe that is 120 inches in length and 12 inches in diameter and with a pressure of 10 psi air is pushed through the pipe. How would I calculate the air flow rate per second with the infor
A projectile is fired at an upward angle of 40.0 degrees from the top of a 165m cliff with a speed of 195 m/s . What will be its speed when it strikes the ground below? (Use conservation of energy a
Three particles are fixed on an x axis. Particle 1 of charge q1 is at x = -a and particle 2 of charge q2 is at x = +a. If their net electrostatic force on particle 3 of charge Q is to be zero, what
If it actually hits the ground with a speed of 9.00 , what is the magnitude of the average force of air resistance exerted on it?
Eventually, the object comes to a momentary halt at a point where the string makes an angle ? With its initial vertical orientation and then swings back downward. Find the angle ?
How high above his initial location in the gun does Mickey soar? (In case you are worried, a miniature parachute opens at this point and Mickey lands safely. The brat is slightly less obnoxious than
Calculate the capacitance of a planet, assuming it is a spherical capacitor of radius R = 9550.0 km with charge distributed throughout the volume of the sphere.
How much will the leg compress for The Thing of the same Fantastic Four fame, if you assume that he is made of granite and weighs 400 kg. Assume further that his legs are 150 cm long and 25 cm in di
A capacitor is formed from a hollow copper sphere of inner radius 44.5 cm and outer radius 55.6 cm. Calculate the capacitance of the sphere in microfarads. Answer is not 2.48x10^-4 microfarads.
(a) Calculate the common temp. in the adiabatic enclosure when thermal equilibrium is reached. (b) How much heat is transferred between the two parts of the system? Entropy?
A C-glass filament reinforced epoxy composite contains 65% vol filaments and has a density of 2.24 Mg/m^3. If the C-glass density is 1.20 Mg/m^3, what is the epoxy density? Please show your work.
one of the balls is positively charged with q1 = 800 muC , and the second is negatively charged with q2 = -800 muC Use conservation of energy to determine the difference in the speed of the two ball
Calculate the total change of entropy in the ice-reservoir system produced when 1 mole of ice melts at 10 Celsius and 1 atm pressure.
How much heat in kcal must be added to 0.60 kg of water at room temperature (20°C) to raise its temperature to 46°C?
The cable will be used with a 138.0 kv transmission line, and the maximum allowable current density is 2.30 amps / mm2 . Determine the minimum diameter of the wire strands.
A charged cloud system produces an electric field in the air near Earth's surface. A particle of charge -2.2 x 10-9 C is acted on by a downward electrostatic force of 2.7 x 10-6 N when placed in this