A 500 turns coil has a self- inductance of 15 mH. What must be the current required to produced 0.006 Wb in the coil? * 50 A 100 A 200 A 250 A What is the inductance when a coil of 900 turns wound in a 2cm x 4 cm, 20 cm long steel? The relative permeability of steel is 2000. * 8.90 H 8.14 H 9.78 H 10.5 H

A 500 turns coil has a self- inductance of 15 mH. What must be the current required to produced 0.006 Wb in the coil? * 50 A 100 A 200 A 250 A What is the inductance when a coil of 900 turns wound in a 2cm x 4 cm, 20 cm long steel? The relative permeability of steel is 2000. * 8.90 H 8.14 H 9.78 H 10.5 H

Delmar's Standard Textbook Of Electricity

7th Edition

ISBN:9781337900348

Author:Stephen L. Herman

Publisher:Stephen L. Herman

Chapter21: Resistive-capacitive Series Circuits

Section: Chapter Questions

Problem 6RQ: A 15-F AC capacitor is connected in series with a 50 resistor. The capacitor has a voltage rating...

See similar textbooks

Similar questions

How temperature effect conductivity? Explain with the help of following equation. m e'n7'
For figure (1)draw and calculate the voltages waveform across each half of secondary winding and across load when 100sin2π60t applied across the primary, then find PIV.
A utility company plans to connect a total of 20uF of capacitance to a 7200 volt line. To make this connection four capacitors will be connected in series. What is the capacitance of each capacitor? Answer is 80uF. Now what is the minimum AC voltage rating of each capacitor?
Mutual inductance.
What will be the value of the twiddle factor: W42
The principle operation of LVDT is based on the variation of Select one a. Self inductance b. Reluctance c. Mutual inductance d. Permanence
How much is the inductance of a coil that induces 500 V when thje current changes at the rate of 5 mA in 2-µs?
1. Enumerate five formulas for five series connected inductances across Vt source and draw the circuit. 2. Enumerate five formulas for five parallel connected inductances across Vt source and draw the circuit.
An inductor is constructed by winding a coil of 100 turns around a magnetic core. The core is a cylinder with radius 0.5 cm and the core material has relative permeability of 1000. The coil covers a length of 10 cm. Determine the resulting inductance. Enter your answer in mH rounded to two decimal places.
Both the number of turns and the core length of an inductive coil are double. Its .... self inductance will be
Q1- The given ferromagnetic core relative permeability is 800. Determine the total reluctance of the core. 35 cm 10 cm 20 cm 5 cm 15 cm 45 cm 15 cm 15 cm 10 cm
Figure 2 shows three "LC" circuits, two of them with capacitors of capacitance "C" and the three with inductance coils "L", the three circuits are coupled by means of two capacitors "Cc" capacitors. inductance "L", the three circuits are coupled by means of two capacitors of capacitance "Cc". The currents circulating through each mesh are those indicated in the figure: "I1", "I2" and "I3". Using Kirchhoff's law for voltages and taking into account the definition of current I = -dQ/dt, find the system of coupled equations of the system and then find the angular normal frequencies of the system.