Railways Exam > Railways Questions > A generator converts ________.a)Mechanical en...
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A generator converts ________.
- a)Mechanical energy into electrical energy.
- b)Electrical energy into chemical energy.
- c)Thermal energy into electrical energy.
- d)Electrical energy into light energy.
Correct answer is option 'A'. Can you explain this answer?
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Verified Answer
A generator converts ________.a)Mechanical energy into electrical ener...
- A generator is a device that converts mechanical energy to electrical energy for use in an external circuit.
- Sources of mechanical energy include steam turbines, gas turbines, water turbines, internal combustion engines and even hand cranks.
Most Upvoted Answer
A generator converts ________.a)Mechanical energy into electrical ener...
Understanding Generators
Generators are essential devices that play a crucial role in converting different forms of energy into electrical energy. The correct answer to the question is option 'A': Mechanical energy into electrical energy.
How Generators Work
- Generators operate on the principle of electromagnetic induction. When a conductor, such as copper wire, moves through a magnetic field, an electrical current is induced in the conductor.
- This mechanical movement can be achieved through various means, such as:
- Turbines powered by wind, water, or steam.
- Rotating engines or motors.
Types of Generators
- **AC Generators (Alternators)**: These convert mechanical energy into alternating current (AC). Commonly used in power plants and vehicles, they generate electricity as the rotor turns within the stator.
- **DC Generators**: These produce direct current (DC) by using a commutator to convert the generated AC into DC. They are often used in applications where a stable voltage is necessary.
Applications of Generators
- **Power Plants**: Large generators convert mechanical energy from steam or water into electricity for distribution.
- **Portable Generators**: Smaller units are used for temporary power supply in construction sites, events, or during outages.
Conclusion
In summary, generators are vital for converting mechanical energy into electrical energy, enabling various applications across industries. Understanding this function helps us appreciate how electricity is generated and utilized in daily life.
Generators are essential devices that play a crucial role in converting different forms of energy into electrical energy. The correct answer to the question is option 'A': Mechanical energy into electrical energy.
How Generators Work
- Generators operate on the principle of electromagnetic induction. When a conductor, such as copper wire, moves through a magnetic field, an electrical current is induced in the conductor.
- This mechanical movement can be achieved through various means, such as:
- Turbines powered by wind, water, or steam.
- Rotating engines or motors.
Types of Generators
- **AC Generators (Alternators)**: These convert mechanical energy into alternating current (AC). Commonly used in power plants and vehicles, they generate electricity as the rotor turns within the stator.
- **DC Generators**: These produce direct current (DC) by using a commutator to convert the generated AC into DC. They are often used in applications where a stable voltage is necessary.
Applications of Generators
- **Power Plants**: Large generators convert mechanical energy from steam or water into electricity for distribution.
- **Portable Generators**: Smaller units are used for temporary power supply in construction sites, events, or during outages.
Conclusion
In summary, generators are vital for converting mechanical energy into electrical energy, enabling various applications across industries. Understanding this function helps us appreciate how electricity is generated and utilized in daily life.
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A generator converts ________.a)Mechanical energy into electrical energy.b)Electrical energy into chemical energy.c)Thermal energy into electrical energy.d)Electrical energy into light energy.Correct answer is option 'A'. Can you explain this answer?
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