Each of three insulators forming a string has self-capacitance of "C farad. The shunt capacitance of each cap of insulator is 0-25 C to earth and 0-15 C to line. Calculate the voltage distribution across each insulator as a pecentage of line voltage to earth and the string efficiency.

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The property of insulating material which makes the breakdown voltage high in a cable is ...... Good Mechanical strength O High conductivity O High dielectric strength O High insulation resistance

The datasheet shown below for a group of commercial Zener diodes, according to the datasheet the typical voltage and leakage current of the Zener diode with model number 1N4732A are: * Tolerance- S% FAIRCHILD SEMICONDUCTOR Datasheet 1N4728A - 1N4758A Zener Diodes D0041 Glass case Electrical Characteristics 1,-25°C untess otherwise noted Vz (V) @ Iz (Note 1) Max. Zener Impedance Leakage Current Test Current Device Zz@lz ZzK @ IZK (mA) IR (HA) VR (V) Min. Тур. Мах. Iz (mA) (오) Izk (2) 3.315 3.42 1N4728A 3.3 3.465 76 10 400 1 100 1 1N4729A 3.6 3,78 69 10 400 100 1N4730A 3.705 4.085 3.9 4.095 64 9 400 50 1N4731A 4.3 4.515 58 400 10 1N4732A 4.465 4.7 4.935 53 500 1 10 1 1N4733A 4.845 5.1 5.355 49 550 10 1 1N4734A 5.32 5.6 5.88 45 600 10 1N4735A 5.89 6.2 6.51 41 2 700 1 10 3 1N4736A 6,46 6.8 7.14 37 3.5 700 1 10 1N4737A 7.125 7.5 7.875 34 4 700 0.5 10 b. 1V and 10uA O c. 4.7V and 10uA a. 4.465V and 10UA O d. 4.7V and 53mA

A thyristor switched capacitor consists of: A. A fixed capacitance and a relatively small a relatively small surge limiting inductance B. A fixed capacitance and a relatively large surge limiting inducatance C. A variable capacitance and a relatively small surge limiting inductance D. A Variable capacitance and a relatively large surge limiting inducatnce

In the figure given we have u(t)=10. cosot [V]. We assume the diodes and the A-meter (A) to be ideal. A u(t) a) Plot the waveform of the current flowing through the A-m in scale. b) What is the reading of the A-m, if it is moving-coil type? c) What is the reading of the A-m, if it is moving-iron type? d) Calculate the power factor of the WHOLE structure. R1 1 R2 102

Voltage Doubler Multiplier Solve manually the voltage and current in each capacitor and diode, determine also the Vo.

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Find the hall coefficient of a silicon material used in a Hall generator with a gap distance is 2.0 cm. When a current of 300 A flows, the hall voltage is recorded as 10 V and a magnetic flux density of 0.2 T is produced. Lütfen birini seçin: a. 0.0461 b. 0.0074 c. 0.0695 d. 3.3333 e. 0.0033

The insulators have wider band gap then semiconducotors. This statement is 1. True 2. False