Class 7 Science MCQs - Chapter 4
Dispersion of Light Trivia Questions & Answers PDF Download - 4
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The Dispersion of light Trivia Questions and Answers PDF (dispersion of light Quiz Answers PDF e-Book) download Ch. 4-4 to study Grade 7 Science Course. Practice Refractive Index MCQ PDF, Dispersion of Light Quiz Questions and Answers to learn online school courses. The Dispersion of Light Trivia App Download: Free certification app for refractive index, light and lenses, total internal reflection, concave lens, mirages test prep for distance learning classes.
The Quiz: 'Refractive index' is equal to; "Dispersion of Light" App APK Download with answers: Speed of light in material/speed of light in air; Speed of light in material /speed of light in vacuum; Speed of light in vacuum/speed of light in material; Speed of light in vacuum/speed of light in air; to learn online school courses. Practice Refractive Index MCQ Questions, download Kindle eBook (Free Sample) for virtual elementary school.
Dispersion of Light Test Questions and Answers PDF Download: MCQ 4
'Refractive index' is equal to
- speed of light in material /speed of light in vacuum
- speed of light in material/speed of light in air
- speed of light in vacuum/speed of light in material
- speed of light in vacuum/speed of light in air
Names of the types of lenses are
- convex and biconvex
- concave and biconcave
- biconvex and biconcave
- convex and concave
Light in extremely denser medium is
- reflected back again and again
- refracted again and again
- refracted at reflex angle
- finally finishes
The concave lens
- shrinks the image
- magnifies the image
- sharpens the images
- increases the contrast of image
Refraction of light in 'atmosphere' causes
- eye damage
- mirages
- dizziness
- blindness
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