v. Answer in about four to five sentences.
1. How do LEDs work?
2. What is the importance of a switch in an electric circuit?
3. Explain the working of an electric switch?
4. Write a short note on 'Cella mini-power plant'.
Answers
Answer:
1.LED stands for light emitting diode. LED lighting products produce light up to 90% more efficiently than incandescent light bulbs. How do they work? An electrical current passes through a microchip, which illuminates the tiny light sources we call LEDs and the result is visible light.
2.the purpose of switch in a series circuit is to make it easy to open or close the electrical circuit , turning the flow of electricity on or off. A light bulb in a series circuit it used to determine whether or not electricity is flowing
3.An electric switch is a device that interrupts the electron flow in a circuit. ... The negative terminal connects to the charge, and the electrons drive through the circuit. The load receives the current and returns it via the positive terminal to the power source. The electrical switch is inserted in this loop.
4.A mini power plant for your next adventure you are no doubt already familiar with the mini power plant known as camp stove the ready set is a different kind of mobile energy source that generates and stores electrical power generates by the sun or pedal power
Explanation:
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Answer:
Hi Arpita
How are U
1. A pictorial representation of numeric data is called a chart.
There are many advantages of charts.
P Charts present data and information in a compact manner and attractive.
P Charts are easier to understand and analyse.
P Charts have a more lasting effect on the mind than a simple spreadsheet.