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प्रश्न
Give two precautious that you would take while putting off an electric switch.
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उत्तर
We will make sure that no naked wire is touching the button of the switch and neither the hand nor the switch is wet.
संबंधित प्रश्न
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(ii) the energy consumed in 50 hours, and
(iii) the cost of energy consumed at Rs. 4.20 per kWh
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