Current Electricity

Related Questions

• A cable of resistance $10\,\Omega $ carries electric power from a generator producing 250 kW at 10000 volt. The power lost in the cable during transmission is

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• To convert a 800 mV range milli voltmeter of resistance 40 $\Omega$ into a galvanometer of 100 mA range, the resistance to be connected as shunt is

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• Five resistors are connected as shown in the diagram. The equivalent resistance between $A$ and $B$ is

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• The alloys constantan and manganin are used to make standard resistance due to they have

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• Four resistances $10 \Omega$, $5 \Omega$, $7 \Omega$ and $3 \Omega$ are connected so that they form the sides of a rectangle AB, BC, CD and DA respectively. Another resistance of $10 \Omega$ is connected across the diagonal AC. The equivalent resistance between A and B is

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