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If at temperature T(1) = 1000 K the wave...

If at temperature `T_(1) = 1000 K` the wavelength is `1.4 xx 10^(-6)m` then at what temperature the wavelength will be m `2.8 xx 10^(-6)m`

A

2000 K

B

500 K

C

250 K

D

None of these

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A
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