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10th West Bengal Board
IMPORTANT
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The medium has the highest refractive index is

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Important Questions on Light

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10th West Bengal Board
IMPORTANT
PHYSICAL SCIENCE & ENVIRONMENT CLASS 10>Chapter 5 - Light>EXERCISE>Q 11
The radiation used for sterilising purposes-
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10th West Bengal Board
IMPORTANT
PHYSICAL SCIENCE & ENVIRONMENT CLASS 10>Chapter 5 - Light>EXERCISE>Q 12
In red light, a green leaf appears-
MEDIUM
10th West Bengal Board
IMPORTANT
PHYSICAL SCIENCE & ENVIRONMENT CLASS 10>Chapter 5 - Light>EXERCISE>Q 13

The wavelength of X-rays lies in the range-

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10th West Bengal Board
IMPORTANT
PHYSICAL SCIENCE & ENVIRONMENT CLASS 10>Chapter 5 - Light>EXERCISE>Q 14
If μv and μr are the refractive indices for violet and red colours, then
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10th West Bengal Board
IMPORTANT
PHYSICAL SCIENCE & ENVIRONMENT CLASS 10>Chapter 5 - Light>EXERCISE>Q 15
The colour scattered the least-
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10th West Bengal Board
IMPORTANT
PHYSICAL SCIENCE & ENVIRONMENT CLASS 10>Chapter 5 - Light>EXERCISE>Q 6

In visible light, _____ colour is deviated the most in a prism.

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10th West Bengal Board
IMPORTANT
PHYSICAL SCIENCE & ENVIRONMENT CLASS 10>Chapter 5 - Light>EXERCISE>Q 1
A dentist uses a convex mirror.
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10th West Bengal Board
IMPORTANT
PHYSICAL SCIENCE & ENVIRONMENT CLASS 10>Chapter 5 - Light>EXERCISE>Q 2
A ray passing through the centre of curvature is reflected back along the same path.