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500 General Science For Assam Agriculture, PNRD, Assam Police, Assam TET, SSC & Railway Exam (Part-14)

General Science

For Assam Agriculture, PNRD, Assam Police, Assam TET, Forest, DECT, APSC, Railway & SSC Exam (Part-14)

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500 General Science (Part-14)

1➤ (Q) What was the fissionable material used in the bomb dropped at Nagasaki (Japan) in the year 1945?

2➤ (Q) Energy transferred to a person through gamma rays is measured in by which unit?

3➤ (Q) Which field is used to produce deflection in a television picture tube?

4➤ (Q) The electron emitted in beta radiation originates from where?

5➤ (Q) From which the cathode ray particles originate in a discharge tube?

6➤ (Q) Einstein’s mass energy relation is given by which expression?

7➤ (Q) Which rays will deflect in electric field?

8➤ (Q) What percentage of the original quantity of a radioactive material is left after five half lives approximately?

9➤ (Q) What is the important conclusion given by Millikan’s experiment about the charge?

10➤ (Q) What are Alpha rays emitted from a radioactive substance?

11➤ (Q) Which are the Particles that can be added to the nucleus of an atom without changing its chemical properties?

12➤ (Q) Which particle has similar mass to that of the electron?

13➤ (Q) When the speed of electrons increases, then what happens in the value of the specific charge on an electron?

14➤ (Q) The colour of the +ve column in a gas discharge tube depends on which thing?

15➤ (Q) The first explosion of an atomic device in India was carried out in which state?

16➤ (Q) Direct conversion of solar energy with the use of photovoltaic cell results in the production of which energy?

17➤ (Q) Why is energy is continuously generated in the sun?

18➤ (Q) What is the ratio of specific charges of an á-particle to that of a proton?

19➤ (Q) Long distance short-wave radio broad casting uses which waves?

20➤ (Q) Which satellite is used in ship-to-shore and shore-to-shore and shore-to-ship communication?

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