Question

The voltage rating of a coil must never be?

The voltage rating of a coil must never be?

Homework Answers

Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
The primary coil of a transformer has N1 = 340 turns, and the secondary coil has...
The primary coil of a transformer has N1 = 340 turns, and the secondary coil has N2 = 2 190 turns. If the input voltage across the primary coil is Δv(t) = 170 cos ωt, where Δv is in volts and t is in seconds, what rms voltage is developed across the secondary coil?
Nichrome wire of cross-sectional radius 0.796 mm is to be used in winding a heating coil....
Nichrome wire of cross-sectional radius 0.796 mm is to be used in winding a heating coil. If the coil must carry a current of 9.75 A when a voltage of 1.50 ✕ 102 V is applied across its ends, find the following. (a) the required resistance of the coil Ω (b) the length of wire you must use to wind the coil m
A step-up transformer has a primary coil with 100 loops and a secondary coil with 800...
A step-up transformer has a primary coil with 100 loops and a secondary coil with 800 loops. If the primary coil is supplied with a household current of 120V and 12 A, (a) what voltage is produced in the secondary circuit? ? V (b) what current flows in the secondary circuit? ? A
An ideal step-down transformer has a primary coil of 370 turns and a secondary coil of...
An ideal step-down transformer has a primary coil of 370 turns and a secondary coil of 25 turns. Its primary coil is plugged into an outlet with 115 V(AC), from which it draws an rms current of 0.69 A. What is the voltage in the secondary coil? Calculate the rms current in the secondary coil. Assuming that the transformer secondary is driving a resistive load, calculate the average power dissipated in the resistor.
a) An ideal step-down transformer has a primary coil of 400 turns and a secondary coil...
a) An ideal step-down transformer has a primary coil of 400 turns and a secondary coil of 14 turns. Its primary coil is plugged into an outlet with 240 V(AC), from which it draws an rms current of 0.35 A. What is the voltage in the secondary coil? b) Calculate the rms current in the secondary coil. c) Assuming that the transformer secondary is driving a resistive load, calculate the average power dissipated in the resistor.
A coil of 12 turns is in the shape of an ellipse having a major axis...
A coil of 12 turns is in the shape of an ellipse having a major axis of 20.2 cm and a minor axis of 9.82 cm. The coil rotates at 94 rpm in a region in which the Earth's magnetic field is 56.2 μT. What is the maximum voltage induced in the coil if the axis of rotation of the coil is along its major axis and this axis of rotation is aligned perpendicular to the Earth's magnetic field? What...
A transformer has 310 turns in the primary coil and 180 in the secondary coil. a.By...
A transformer has 310 turns in the primary coil and 180 in the secondary coil. a.By what factor does it change the voltage? Assume 100% efficiency. b.By what factor does it change the current? Express your answer using three significant figures.
A 460-loop circular armature coil with a diameter of 9.0 cm rotates at 120 rev/s in...
A 460-loop circular armature coil with a diameter of 9.0 cm rotates at 120 rev/s in a uniform magnetic field of strength 0.60 T . Part A What is the rms voltage output of the generator? Express your answer to two significant figures and include the appropriate units. Part B What would you do to the rotation frequency in order to double the rms voltage output? What would you do to the rotation frequency in order to double the rms...
An ideal transformer has 6,000 windings in its primary coil and 10,000 windings in its secondary...
An ideal transformer has 6,000 windings in its primary coil and 10,000 windings in its secondary coil. The primary coil is connected to an RMS voltage of 480 volts. The secondary coil is connected to a single 8,000 Ω resistor. What is the current through the primary coil?
A) When an alternating voltage of 200 V is applied across a device X, a current...
A) When an alternating voltage of 200 V is applied across a device X, a current of 0.4A flows through the circuit and is in phase with the applied voltage. When the same voltage is applied across another device Y, the same current again flows through the circuit, but it lags behind the applied voltage by π/2radians. Name the devices X and Y. Justify your answer.                                                                   b) A coil of inductance 0.50H and resistance 100 Ω is...