One litre of water at 30°C is mixed with one litre of water at 50°C. The temperature of the mixture will be
If the speed of light is 3.0 × 10⁸ m/s , calculate the distance covered by light in 2.00 ns
In places of hot climate it is advised that the outer walls of houses be painted white. Explain.
why wearing more layers of clothing during winter keeps us warmer than wearing just one thick piece of clothing.
State similarities and differences between the laboratory thermometer and the clinical thermometer.
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