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An organ pipe which is open at both ends resonates at its fundamental frequency.
Neglecting any end effects, what wavelength is formed by this pipe in this mode of vibration if the pipe is 2 meters long?
a) 2 meters
b) 4 meters
c) 6 meters
d) 8 meters.
Ans- 4 Meters
Which of the following colours of visible light has the longest wavelength? Is it: a) Violet b) Green c) Yellow d) Red Ans: Red colour of visible light h
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