What is the minimum value of hfe for the oscillations in transistorized rc phase shift oscillator?

0 Answers  

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what i the full form of ABS 111 in transformer.

1 Answers   Birla, Ford,

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what methods are used to improve power factor?

3 Answers  

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What is Diff btw Fire Alarm & VESDA System???

0 Answers   EFY, Emerson,

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The knee point of a current transformer is normally unique and known.So why in the nameplate of a CT they put the minimum value like this Vk> 400v.

0 Answers  

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What is the formula for finding fault level of generator?

11 Answers  

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Why is back emf used for a DC motor? Highlight its significance.

0 Answers   ABB,

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What is pi controller?

0 Answers  

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if a 3phase motor runnig in star delta starter with full load of its,and its rated 15 amps.now we conneted over load thermal relay at its main contactor,here what will be our amps sittings?

3 Answers  

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with help of neat sketch explain principle of TIG welding process

0 Answers  

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What happens if i apply 500V to 440V rotary Switch ?

0 Answers  

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why we setting 95 deg and 105 deg in wti and oti of distibution transformer ? give the reson for that ?

0 Answers  

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