a coil copper has resistance of 5.46 ohm at 75 C. what will be its resistance...
What length of copper wire .6 mm in diameter has a resistance of 1 Ohm?
A voltmeter has an inner coil with a resistance (Rv) = 1000 ohm, and a series resistance (Rs) = 2000 ohms, an inductance ( L ) = 1 H, if the ammeter has an accuracy reading of a voltage of 200 Volts DC, calculate the reading at 200 Volts AC !
a coil has an inductance of 3 H and a wire resistance of 15 OHM how long will it take for current to reach it's full value
At 20°C, a length of copper wire has a resistance of 5.0Ω. What is its resistance when the wire is heated to 80°C? Let a = 0.004 at 20°C.
The resistance of a copper wire is 25m Ohm (mili not mega) at a temperature of 70 F a) what is the resistance if the temperature drops from 70 F to 60 F
Q3/17 Some copper wire has a resistance of 200 Ohm at 20.C.A current is passed through the wire and the temperature rises to 90°C. Determine the resistance of the wire at 90°C, assuming that the temperature coefficient of resistance * .is 0.004/-C at 0 C 201.666 Ohm O 352.778 Ohm O 232.232 Ohm O 220 Ohm O 251.85 Ohm O 521.65 Ohm O Q5/// The maximum power dissipated in a 4 load is 100 w when connected to a d.c....
A coil with a self-inductance of 4 H and a resistance of 14 ohm is connected across a 22 V battery of negligible internal resistance. What is the final current? A How much energy is stored in the inductor when the final current is attained? J
22-9. An electrical power line using No. 4 copper wire has a resistance of 0.248 ohm per 1000 ft and carries a current of 30 amp. If the potential at a point on the line is 250 volts, what is 'the potential at a point 5 miles farther along the line in the direction of the current?
A circular coil enclosing an area of 97 cm2 is made of 201 turns of copper wire. The wire making up the coil has resistance of 6.0Ω, and the ends of the wire are connected to form a closed circuit. Initially, a 1.7 T uniform magnetic field points perpendicularly upward through the plane of the coil. The direction of the field then reverses so that the final magnetic field has a magnitude of 1.7 T and points downward through the...
A copper wire makes up a 139 turns, 5.60 cm diameter coil. The resistance of the coil is 3.40 Ω. There is a magnetic field parallel to the axis of the coil. If the induced current in the coil is 2.20 A, what is the rate of change of the magnetic field?