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Power Systems

Power Systems
A 3 layer, total diameter of an ACSR conductor is 5 cm. Find the diameter of each strand?

 5 cm
 15 cm
 1 cm
 1.5 cm

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Power Systems
India’s largest thermal power station is located at

 Chandrapur.
 Neyveli.
 Sarni.
 Kota.

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Power Systems
A 1-phase transmission line has an impedance (3+4j) Ω . Find the power factor of the load for achieving maximum and zero voltage regulation?

 0.6 lag and 0.8 lead
 0.8 lag and 0.6 lead
 0.8 lag and 0.8 lead
 0.6 lag and 0.6 lead

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Power Systems
In a transmission line the insulators to be used at the dead end or sharp curves are

 pin type insulator
 suspension type
 any of the above
 strain type

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Power Systems
Which of the following power plants can generate power at unpredictable or uncontrollable time

 Wind turbine.
 Cooling tower.
 Pulverising unit.
 Condenser.

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Power Systems
Attenuation occurs due to

 resistance
 both 1 and 3
 conductance
 inductance

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