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A Buchholz relay can be installed on? (a) auto-transformers.(b) air-cooled transformers.(c) oil-cooled transformers.(d) any of the above. Answer (c) oil-cooled transformers. Certainly! Below is a

 The main purpose of using a core in a transformer is to ? Answer: (a) decrease iron losses.(b) prevent eddy current loss.(c) eliminate

What causes CFL bulbs to burn out? Answer: Compact fluorescent lamps (CFLs) can burn out for several reasons. Some common

Why is 3 the optimal number of blades on a wind turbine instead of say 5 or more? Answer: Only

why the cable outer sheath is black? Answer: The outer sheath of cables is often black for several reasons: UV

Which Diode arrangement will supply a negative output voltage? 1- A 2- B 3- C 4- D Answer: C

Difference between overhead and underground systems? The primary differences between overhead and underground systems in terms of electrical power distribution

Difference Between a Servo Motor and a Stepper Motor? Servo motors and stepper motors are both commonly used in precision

Both voltage stabilizers and voltage regulators (AVRs) are devices designed to maintain a consistent voltage level, but they have distinct