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Fill in the blanks : (i) ……. Discovered ...

Fill in the blanks : (i) ……. Discovered famous theory of relativity. (ii) Nuclear reactors are based on the phenomena of …….. (iii) Genetic engineering helps us in finding the ………..

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(i) Einstein (ii) controlled nuclear chain reaction (iii) role of DNA in heredity.
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PRADEEP-PHYSICAL WORLD AND MEASUREMENT-Questons Very short answer Questions 1 mark
  1. Name two Indian physicists who have won Noble Prize in Physics.

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  2. Name the scientists responsible for the development for quantum mechan...

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  3. Who first gave the concept of antiparticle ?

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  4. Name the scientist who won two Nobel Prizes.

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  5. Name the scientist who won twice the Nobel Prize in Physics.

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  6. what is the scientific principle of calculators and computers ?

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  7. Which technology has trigerred the computer revolution in the last thr...

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  8. Name the force responsible for the stability on nuclei. What is its ra...

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  9. Which force governs the structure of atoms and molecules ?

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  10. Which force governs the large scale motions in universe ?

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  11. Among which type of elementary particles does the electromagnetic forc...

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  12. What are the exchange particles for the operation of (i) strong nuclea...

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  13. What are conserved quantities in nature ? Name any two.

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  14. Who discovered X-rays ?

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  15. Fill in the blanks : (i) ……. Discovered famous theory of relativity. (...

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  16. Arrange four types of basic forces in the order of increasing strength...

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  17. What is the range of nuclear forces ?

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  18. Mechanical energy is always constant. Is the statement ture ?

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  19. How are science and arts similar ?

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  20. What is the difference between science and technology?

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