Questions – Answers
Electrical and Electronics Engineering Interview Questions and Answers
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What Happens if We Connect a Polar Capacitor the Wrong Way?
What Happens When You Connect an Electrolytic Polarized Capacitor in The Reverse Polarity? There are different types of capacitors such as polar (fixed capacitors e.g. electrolytic, Pseudo-capacitors, ELDs, and super-capacitors)…
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What Happens if a Battery is Connected to the AC Supply?
What Will Happen If We Connect a Battery to an AC Source? We know that a battery cannot store AC; it can only store DC as an energy storage device.…
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What Happens to the Battery with Reverse Polarity Wiring Connection
Charging & Discharging the Battery with Incorrect and Wrong Connection We know that a secondary battery (also known as an accumulator) is a device that converts the chemical energy into…
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Difference Between Grounding, Earthing and Bonding
What is the Difference between Earthing, Grounding and Bonding? There is unusual confusion to understand the basic concept and main difference among grounding, earthing and bonding even some professionals interchange…
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Why are Stones Used in an Electrical Substation?
Why are Stones, Pebbles, Grit and Gravel Used in a Switchyard? In an electrical substation, there are multiple devices and equipment such as power and distribution transformers, transmission lines, Potential and Current transformers, Isolators etc.…
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Why is Zero Ohm Resistor Used? 0-Ω Resistor Applications
Why is a Zero Ohm Resistor used instead of a Jumper Wire? What is Zero Ohm Resistor? A Zero Ohm Resistor (also known as Zero Ohm Link) is a passive…
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Difference Between AC and DC Generator
Main Differences Between AC and DC Generator The electrical machine is a device that converts mechanical energy into electrical energy & vice versa. The Generator is a type of machine…
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Difference Between AC and DC Motors
Main Difference Between AC & DC Motor An electrical machine is a device that converts mechanical energy into electrical energy & vice versa. A motor is a type of electrical…
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Difference Between GFCI and Circuit Breaker
Main Difference between a Circuit Breaker and a GFCI Electricity, like fire, is a good servant but a bad master. When kept under control, it is highly useful; however, if…
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Difference Between GFCI and AFCI
Differences between GFCI & AFCI – Ground Fault vs Arc Fault Circuit Interrupter Faults generated in electrical wires can cause serious injuries to any person & damages to the property if…
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