A sound wave of wavelength 100 m travels 1 km in 2 sec what is velocity of sound.
Answers
Answer:
The third way of putting out a fire is to remove the heat. If the temperature can be brought down below the flash point, the fuel stops burning. You blow on a burning matchstick or a candle to put it out. In doing so, you remove the hot air around the flame bringing down its temperature below the flash point, and the candle goes out of. I will am now glad and grateful for all your support and kindness to be divided treated by and as
Explanation:
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