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संबंधित प्रश्न
Redraw the circuit of question 1, putting in an ammeter to measure the current through the resistors and a voltmeter to measure the potential difference across the 12 Ω resistors. What would be the readings in the ammeter and the voltmeter?
Draw a circuit diagram to show how 3 bulbs can be lit from a battery so that 2 bulbs are controlled by the same switch the third bulb has its own switch.
Match the column ‘A’ with column ‘B’.
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Column ‘A’
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Column ‘B’ |
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(1) Eka - boron
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(a) Germanium
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(2) Eka - Aluminium
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(b) Scandium
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(3) Eka - Silicon
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(c) Gallium |
Explain the following:
Open circuit
Nowadays MCBs are used in homes, for stop the current in the circuit which suddenly increases.
______ is the device used to close or open an electric circuit.
Which of the following a simple circuit must-have?
In a circuit, if the key is in open (off) condition, then electricity will not flow.
Draw the symbols of the following circuit components.
Switch in off position
Write a short note on the different electrical circuits.
