Q. 1 A4.5( 6 Votes )

What is the wavel A. 4 x 10 ^{- 7}m to 8x10 ^{- 7} m

B. 4x10 ^{- 9} m to 8x10 ^{- 9} m

C. 4x10 ^{- 5} m to 8x10 ^{- 5} m

D. 4x10 ^{- 6} m to 8x10 ^{- 6} m

Class 10th Gujarat Board Science 2. Light : Reflection and Refraction

Answer :

Option (A): it is a fact that Wavelength of visible light is between 4 × 10 ^{- 7} and 8 × 10 ^{- 7}. Therefore, Option A is correct.

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What is the wavel A. 4 x 10 - 7m to 8x10 - 7 mB. 4x10 - 9 m to 8x10 - 9 mC. 4x10 - 5 m to 8x10 - 5 mD. 4x10 - 6 m to 8x10 - 6 m

What is the wavel A. 4 x 10 ^{- 7}m to 8x10 ^{- 7} m

B. 4x10 ^{- 9} m to 8x10 ^{- 9} m

C. 4x10 ^{- 5} m to 8x10 ^{- 5} m

D. 4x10 ^{- 6} m to 8x10 ^{- 6} m