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Question: A 0.710 m long solenoid is formed by wrapping 450 turns of wire around a hollow cylinder with a radius of 0.280 m. At the instant when the magnetic field in the interior is 0.770 T,
Part A: Calculate the energy stored in the field.
Please help for the above question, totally confused!! Show each steps if possible, Thanks.
Consider a string with length 36 cm. The two ends are attached to the ceiling, separated by distance 30.0 cm. Determine the tension in the right segment of the string
An object is attached to the lower end of a 100-coil spring that is hanging from the ceiling. The spring stretches by 0.160 m. The spring is then cut into two identical springs of 50 coils each. Each spring is attached between the ceiling and the obj..
The magnitude of the electrostatic force between two same ions that are separated by a distance of 5.0 x 10-10 meter is 3.70 x 10-9N. Calculate what is the charge of each ion
an electrically neutral thin square metal slab measuring 5.00 cm on a side is placed in a uniform external field that
What is the overall magnification if an eyepiece that produces a magnification of 8.30 cm is used
A hot iron horseshoe (mass = 0.50kg ), just forged, is dropped into 1.50L of water in a 0.30kg iron pot initially at 25.0?C. estimate the initial temperature of the hot horseshoe
An ideal gas has a pressure of 2.5 atm, a volume of 1.0L at at temperature of 30 degrees Celcius. How many molecules are there in the gas
A disk rotates with constant angular acceleration. The initial angular speed of the disk is 2rad/s. After the disk rotates through 3radians, the angular speed is 10rad/s. What is the magnitude of the angular acceleration?
Two charged particles are separated by 1 m. The electric force on each one (from the other one) is 1 N. If the charges are then separated by 2 m, the electric force on each one will be
A skater with an initial speed of 7.10 m/s stops propelling himself and begins to coast across the ice, eventually coming to rest. How far will the skater travel before coming to rest
A 2.6-m segment of straight wire feels a force of 8.6 N when the wire carries a current of 9.6 A in a region with a constant magnetic field of 4.9 T. What is the angle between the wire and the magnetic field
the sound level at 1.0 m from a certain talking person talking is 60 db. you are surrounded by five such people all 1.0
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