what is switch? describe with figure
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Explanation. A switch is a device for making and breaking the connection in an electric circuit. It enables/disables the flow of current to the device so that it can be used whenever necessary. A switch can be used to turn on and turn off a device. It completes the flow of current in a circuit or keeps it open.
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A rectangular ground whose length is 20m and breadth is 15m is to be fenced. The cost of the fencing wire is Rs.6 per meter. If the fence is to have 4 rounds of wire. find the total cost of wire.
A rectangular ground whose length is 20m and breadth is 15m is to be fenced. The cost of the fencing wire is Rs.6 per meter. If the fence is to have 4 rounds of wire. find the total cost of wire.
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