What type of transformer is shown?, current transformer, clamp meter, isolation transformer, auto-transformer, What type of transformer is shown?, current transformer., auto-transformer, voltage transformers, step-up transformer, What type of transformer is shown?, current transformer., auto-transformer, voltage transformers, step-up transformer, Based on CONSTRUCTION identify the transformer shown., core type, shell type, step-down, step-up, Based on CONSTRUCTION identify the transformer shown., core type, shell type, step-down, step-up, What electrical instrument is used to perform insulation test?, Voltmeter, tachometer, insulation tester, Ohmmeter, What electrical instrument is used to continuity test?, Voltmeter, tachometer, insulation tester, Ohmmeter, Which of the following instruments is NOT used to test the electrical transformer?, Voltmeter, Tachometer, insulation tester, Ohmmeter, Identify part number (1)., primary winding., transformer shaft, secondary winding, transformer core, Identify part number (2)., primary winding., transformer shaft, secondary winding, transformer core, Identify part number (3)., primary winding., transformer shaft, secondary winding, transformer core, The transformer winding that is connected to the load is., Primary winding, Secondary winding, Core, Primary or secondary winding, The transformer winding that is connected to the power supply is., Primary winding, Secondary winding, Core, Primary or secondary winding, Which of the following is the correct equation?, Pout = Pin + Ploss, Pin = Pout + Ploss, Pin = Pout/Ploss, Pout = Pin/Ploss, Which of the following is the correct equation used to calculate efficiency?, efficiency = (Pin/Pout) x100, efficiency = (Pin - Pout) x100, efficiency = (Pin + Pout) x100, efficiency = (Pout/Pin) x100, The output power of a single-phase transformer is 1000W. If the losses are 100W calculate the input power?, 900W, 10W, 1100W, 1000W, In a step-up transformer what is the relationship between the primary and secondary voltage?, Vp = Vs, Vp is larger than Vs, Vs is larger than Vp, Vs = 0.5Vp, In a step-down transformer what is the relationship between primary and secondary turns?, Np = Ns, secondary turns is more than primary turns, primary turns is more than secondary winding, Ns=2Np, Which of the following transformers has a single winding?, auto-transformer, step-down transformer, step-up transformer, shell-type transformer, In a step-down transformer what is the relationship between the primary and secondary current?, Ip = Is, Ip is larger than Is, Ip = 2Is, Is is larger than Ip
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Transformer REV2
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