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Petrotech Electrical Engineering Interview Questions

where can the transformer having vector group Yny0 be used??

2926

Petrotech Electrical Engineering Interview Questions

where can i gather the materials for MCP certification

3773

How do you define a foreign key?

175

Is gnu an os?

202

how could you change gas line control valve to liquid line valve?

1325

1- XC and the RC time constant are both measures of the reaction of C to a change in ____? 2-The power factor is a numerical ratio with a value between 0 and 1 equal to the ______________ of the phase angle. 3-When V and I are out of phase because of reactance, the product of V times I is called ______________ power 4-For _____________ inductors, the branch currents can be added algebraically. 5- The ______________ power in watts can be calculated as I^2R 6-Calculate XL with L = 30mH and f = 1kHz ( I have Xl=2piFL 2*3.141592653*1kHz*30mH =188 ohms Please check) 7-A parallel RL circuit has the values, R = 5kohms, XL = 5kohms. A voltage source of Vt = 10Vrms is connected in parallel to R and L. Determine the total current, It delivered by the voltage source Vt. 8-A series RC circuit has R = 1Mohm and C = 1microF. How long would it take for the capacitor to fully discharge if it is initially fully charged? 9-A circuit has real power = 300W and an apparent power of 500VA. Determine the power factor and phase angle. 10-The time constant for an LR series circuit is T = 0.1s and R = 10ohms. Calculate the inductance L.

2373

How to split arraylist elements in java?

164

If the client gets disconnected from cache with the services state the probable cause?

56

The hydrogen envelope that surrounds the comets nucleus derives its hydrogen most directly from?

72

What is complete binary tree and almost complete binary tree?

160

What are the 3 different types of arrays?

197

What is the difference between profiles and roles in salesforce?

34

What is unobtrusive javascript?

177

How is data stored in mongodb?

1

Can you have a composite foreign key?

143

What does pear stand for?

196