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UPSC NDA and NA Telescope Quiz 1

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UPSC NDA and NA Telescope Quiz 1

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Physics is a very important subject for Railway Recruitment exams and UPSC Exams. UPSC NDA and NA Prelims Exam is the combination of Mathematics and General Ability. Telescope topic related questions are very important in Physics sections. All these questions are easily understandable format. UPSC NDA and NA Telescope Quiz 1 is very useful to get the maximum marks from the General Ability sections. Candidates can check the daily updates at UPSC Official Website

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Paper Mode Subject Marks Duration
Paper-I Mathematics 200 Marks 2 hours
Paper-II General Ability 200 Marks 2 hours
UPSC NDA and NA Syllabus

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1. What are telescopes used for?
    A. To see very small objects B. To measure distance C. To see far away objects D. To measure time

Answer: Option C
2. What is the magnification of a telescope?
    A. How much light it can gather B. How much larger it can make objects appear C. How much energy it generates D. How long it takes to focus

Answer: Option B
3. Where are most observatories with large telescopes built?
    A. On small islands B. On mountaintops C. At sea level near the ocean D. At the equator

Answer: Option B
4. What telescope was put into outer space in 1990?
    A. Hubble telescope B. Apollo telescope C. Gemini telescope D. Green Bank telescope

Answer: Option A
5. What famous scientist first used the telescope for astronomy?
    A. Albert Einstein B. Aristotle C. Isaac Newton D. Galileo

Answer: Option D
6. What do we call the lens in a telescope that spreads out the light across the retina of your eye?
    A. Convex lens B. Objective lens C. Mirror lens D. Eyepiece

Answer: Option D
7. In a reflecting telescope, a large concave mirror bounces all light coming through the
    A. sky B. sun C. telescope barrel D. telescope tip

Answer: Option C
8. Hubble telescope is powered by
    A. one small solar panel B. two small solar panels C. one large solar panel D. two large solar panels

Answer: Option D
9. World's largest telescope is situated in
    A. Western Australia B. Russia C. China D. Puerto Rico

Answer: Option D
10. All large telescopes that are used around world, are
    A. Radio telescopes B. Reflecting telescopes C. Refracting telescopes D. Hubble telescope

Answer: Option B
11. The line of sight is also called _____
    A. line of telescope B. line of centre of axis C. line of collimation D. line of collimation

Answer: Option C
12. The operation of forming or bringing the clear image of the object in the plane of crosshairs is known as ______
    A. Centering B. Adjusting C. Parallax correcting D. Focusing

Answer: Option D
13. What is the line which passes through the optical centers of objective and eyepiece?
    A. axis of the telescope B. centre of axis line C. line of collimation D. line of objective

Answer: Option A
14. In surveyor’s telescope, the convex lens nearest to the eye is called ____________
    A. Eye piece B. Objective C. Diaphragm D. Surveyor lens

Answer: Option A
15. In surveyor’s telescope, the convex lens nearest to the object is called ______________
    A. Eye piece B. Objective C. Diaphragm D. Surveyor lens

Answer: Option B

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