Subject: Circuits 1Please help me to learn more,please with complete solution.This is my last asking an expert pls give me an favor thank you so much 1. A telegraph relay coil of 12 ohms operates on a voltage of 6.4 volts. Find the currentdrawn by the relay.2. What is the power used by the soldering iron taking 3A at 110V?3. A 12V battery is connected to a lamp that has a 100 resistance. How much power isdelivered to the load?4. An electric oven uses 35.5A at 118V. Find the wattage generated by the oven.5. Find the power used by a 10ko resistor drawing 0.01A.6. Find the current through a 40W lamp at 110 volts.7. An electric drier requires 36oW and draws 3.25A. Find its operating voltage.8. A motor delivers 2hp and receives 1.8 KW of energy. Find its efficiency.9. A generator receives 7hp and supplies 20A at 220V.Find the power supplied by thegenerator and its efficiency.10.A 4hp lathe motor runs 8hrs/day. Find the electric energy in kilowatt-hours used in aday. |

Given : In the given given question 1 they have mentioned the resistance and voltage of a relay and…

1. A telegraph relay coil of 12 ohms operates on a voltage of 6.4 volts. Find the current drawn by the relay. 2. What is the power used by the soldering iron taking 3A at 110V? 3. A 12V battery is connected to a lamp that has a 100 resistance. How much power is delivered to the load? 1 110 V

1. A telegraph relay coil of 12 ohms operates on a voltage of 6.4 volts. Find the current drawn by the relay. 2. What is the power used by the soldering iron taking 3A at 110V? 3. A 12V battery is connected to a lamp that has a 100 resistance. How much power is delivered to the load? 1 110 V

Delmar's Standard Textbook Of Electricity

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ISBN:9781337900348

Author:Stephen L. Herman

Publisher:Stephen L. Herman

Chapter2: Electrical Quantities And Ohm’s Law

Section: Chapter Questions

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Subject: Circuits 1
Please help me to learn more,please with complete solution.This is my last asking an expert pls give me an favor thank you so much

1. A telegraph relay coil of 12 ohms operates on a voltage of 6.4 volts. Find the current
drawn by the relay.
2. What is the power used by the soldering iron taking 3A at 110V?
3. A 12V battery is connected to a lamp that has a 100 resistance. How much power is
delivered to the load?
4. An electric oven uses 35.5A at 118V. Find the wattage generated by the oven.
5. Find the power used by a 10ko resistor drawing 0.01A.
6. Find the current through a 40W lamp at 110 volts.
7. An electric drier requires 36oW and draws 3.25A. Find its operating voltage.
8. A motor delivers 2hp and receives 1.8 KW of energy. Find its efficiency.
9. A generator receives 7hp and supplies 20A at 220V.Find the power supplied by the
generator and its efficiency.
10.A 4hp lathe motor runs 8hrs/day. Find the electric energy in kilowatt-hours used in a
day. |

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