Answer Posted / kamal

pure hydrocarbon minreral oil

is oil viscosity affect on motor current?

1952

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Why we specify TNC switch with 1NO 1NC ,2NO 2NC ? how we get connection.?

1717

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1)we have 1000 cfm Blower,Dia-1Mtr,Velocity of air 94 m/s 2)We have Natural Air velocity 94m/s 3If i Put Wind Mill in natural air ,speed is 94m/s Then it will generate Assume 100kw 4)If i put same wind mill across the Blower,air speed is same 94m/s now the Question is Will it generate 100 kw?

1946

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Is it possible to implement Restricted Earth Fault protection for a transformer without neutral CT?

4239

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How many types oil using in transformer ? How many letars using in transformer..?

2036

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how can you calculate fault level ?

2330

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which type of motor is used in automatic swing gate

1950

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Why the unit sizes of hydro generating machines are not standardized as in case of thermal powerplants?

1043

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What does the term power factor shows?

1046

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A mass of 1200g is accelerated at 200 cm/s2by a force. The value of the force required is:(a) 2.4N(b) 2400N(c) 240 kN(d) 0.24N

2887

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What is resolution of a measurement?

1136

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What do you mean by transformation ratio of instrument transformer?

1042

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what is PDU in transformer?? which company manufacture??

1826

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what is the minimum recommended leakage current of an earthed cable connected to the body or skid of an alternator

1987

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What is Instantaneous Earth fault relay,how will work

2151

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