1)unmovable objects have frequency or not?if that object have frequency,how do we measure and transmit? 2)how do u measure the continuity without multimeter? 3)we put 24volt dc supply in railway track how many distance it is traveled without voltage drop?

1 Answers  

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Draw a 3 element level control loop and explain

1 Answers   CCIE,

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What is calibration?

6 Answers   Syscon,

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the pump holds on run indication into the dcs and filed local control panel remote push button condition operaton wrong like when the push button pushing conditions the pump is off and the push button release condition the pump is on totally opposite condition . And control room inside give the stop command into dcs just 1secon relay engage and again normal condition. How can I slove

0 Answers  

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Q- voltage source of 12v is driving the circuit.if circut draw the current of 0.5A them source voltage will became 11.8v.what is the power dilevered by source when circuit draw 5A current ?

4 Answers   Ecil,

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If the Barrier Fails during online then What will be the control valve position in field or Positioner action in the field.

3 Answers  

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all questions related to instrument technician in any offshore oil and gas company.

0 Answers  

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what is load line in control valve?

3 Answers   Boral, Qatar Petroleums,

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Hi Friends , i need one urgent help , i am preparing for M.tech entrance examination , i need some obejective questions related to instrumentation field. where can i get those ? can anyone help me pls ?

0 Answers  

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What is actuator what is motorized control valve?

5 Answers   Emco,

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principle of automatic votage regulator

0 Answers   Bhel,

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What types of thermocuple are mostly used?

6 Answers  

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