why the oscillator doent need the ac voltage??how can it produce the ac voltage by applying the dc voltage only??

2 Answers  

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What is the value of specific gravity in charged lead acid batteries.

11 Answers  

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please send privious years question papers of jindal steel and power ltd.My e mail id is rajanikant.sngh@gmail.com

0 Answers   Jindal,

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draw single line diagram of UPS

1 Answers   Adani Ports, Equate, IBM, SAP Labs, Socomec, TATA,

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why transformer does not obey ohms low?

3 Answers   AITM,

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what is the difference between earthing and grounding of electric circuits

5 Answers   HCL, Turbo,

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why phase to phase voltage are 290 rather then 440?

1 Answers   Bosch,

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explain harmonics in simple words..........

3 Answers   HMT,

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How to PLC give the command to electrical

1 Answers  

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FOR 3 PHASE DISTRIBUTION,WHY WE USE ONLY THE VOLTAGE LEVEL OF 440 VOLTS

1 Answers   AITM,

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11kv has three live wires how much voltage is in its single wire(leaving the other two wires)

13 Answers   Power Grid,

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The inventer is a battery, but if lost current at home u will turn on the fan but the is AC and inventer battery is dc . Then how the fan was rotating. What device Or machine in fan converst the Dc power to Ac power

0 Answers  

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