# Olympiad Test: Light - 2

## 15 Questions MCQ Test Science Olympiad Class 8 | Olympiad Test: Light - 2

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Attempt Olympiad Test: Light - 2 | 15 questions in 30 minutes | Mock test for Class 8 preparation | Free important questions MCQ to study Science Olympiad Class 8 for Class 8 Exam | Download free PDF with solutions
QUESTION: 1

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QUESTION: 2

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QUESTION: 3

### A normal eye cannot clearly see objects closer than ___ cm.

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QUESTION: 4

How many dots does the Braille system use?

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QUESTION: 5

Which one of these controls the amount of light entering the eye?

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QUESTION: 6

When white light passes through a glass prism, it is

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QUESTION: 7

Myopia is corrected by using spectacles with

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QUESTION: 8

Because of which reflection do we see objects from every direction?

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QUESTION: 9

The second law of reflection states that

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Second law of reflection: According to the second law, the angle of reflection is always equal to the angle of incidence. This ray of light will be reflected back along the same path.

QUESTION: 10

The number of images formed by mirror at angle θ to each other is given by

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QUESTION: 11

In which of these objects is plane mirror used?

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QUESTION: 12

The body which absorbs some light incident on it and reflects the remaining light is

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QUESTION: 13

A light year is the distance that light travels in one year and is equal to

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QUESTION: 14

Time taken for light to reach from the earth to the sun is

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QUESTION: 15

The brain of a human being interprets the image as

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