Galaxy

1. Which star is at the center of our Solar System?

Sun.

2. What is the diameter of Sun?

1,392,684 km (865,374 mi).

3. What percent of the solar system’s mass does Sun holds?

99.8 percent.

4. How many stars are in the Milky Way?

more than 100 billion.

5. When was Sun born?

roughly 4.6 billion years ago.

6. What is the distance between sun and earth?

92,960,000 miles (149,600,000 km).

7. Sun’s Chemical Composition:

71% of Hydrogen, 26.5% Helium and2.5% of other elements.

8. How much time does sun rays take to reach earth?

8 minutes.

9. Which planet isnearest tothe earth?

MERCURY.

10. Which planet is known as the Morning Star or the Evening Star?

VENUS.

11. What is the diameter of MERCURY?

3,032 miles (4,879 km).

Science

1. The colors in thin films of soap bubbles are seen due to interference of light.
2. Light radiation is both of wave and particle nature.
3. When a light ray enters from air into glass, it’s wavelength decreases.
4. An air bubble in water acts as a concave lens.
5. Steel is used for making permanent magnets.
6. Lenz’s law is based on energy conservation.
7. Transformer is used for stepping up or stepping down the a.c voltage.
8. Thorium is used as a fuel in the fast breeder reactor of kalpakkam.
9. Polonium was discovered by Madam Marie Curie. She named the newly discovered element
Polonium in honour of her native land Poland.
10. Discovery/Invention
(i) Transistor W. Shockley (1958
(ii) Typewriter Sholz (1868)
(iii) Air Conditioner Wills Heavyland Carrier
(iv) Dynamo Hypolite Pixie (1832)
(v) Microphone Berline (1877)
11. Cadmium being a good absorber of neutrons is used as a controller in nuclear reactor.
12. The ‘Apsara’ reactor in India is called the swimming pool reactor’ because in it heavy water is
used as a moderator.
13. Cobalt 60 is generally used in radiation therapy because it emits gamma rays.
14. Infinite images of an object are formed that is placed between two parallel mirrors.
15. Velocity of light, amplitude and wavelength changes in refraction of light but frequency
remains unchanged.

જમીનના - કદના માપનું કોષ્ટક

જમીનના - કદના માપનું કોષ્ટક
1 એકર=40 ગુંઠા,       1 એકર=4840 વાર
1 એકર=43560 ફૂટ,  1 એકર=0.4047 હેકટર
1 એકર=2.5 વીઘા,     1 વીઘા =16 ગુંઠા
1 વીઘા =16 ગુંઠા,       1 વીઘા =17424 ફૂટ
1 હેક્ટર =6.25 વીઘા,  1 ગુંઠા =101.2 મીટર
1 ગુંઠા =121 વાર,       1 ગુંઠા =1089 ચો. ફૂટ
1 મીટર =100 સે.મી.,  1 મીટર =3.28 ફૂટ ,39.37ઈંચ
1 મીટર =1,196 વાર,  1 ચો.મીટર =10.76 ફૂટ
1 વાર =3 ફૂટ,             1 વાર =0.9144 મીટર
1 ચો. વાર =9 ફૂટ        1 ફૂટ =0.3048 મીટર,
1 ઈંચ =25.3 મી. મી.  1 મીટર =1000 મી.મી.
1 ગજ =2 ફૂટ,            1 ગજ =0.61 મીટર
1 કડી =2 ફૂટ,             1 કડી =0.61 મીટર
1 સાંકળ =16 કડી,      1 સાંકળ =10.06 મીટર
1 સાંકળ =33 ફૂટ,        1 કિ.મી. =1000 મીટર
1 કિ.મી.=0.6215માઈલ,1 માઈલ =1609 મીટર
1 કિ.મી. =3280.80 ફૂટ, 1 ફલાંગ =660 ફૂટ
1 ફલાંગ =201,17 મીટર  1 ઘન મીટર =1000 લિટર
1 ઘનફૂટ =0.2831 ઘનમીટર
1 ઘનમીટર =35.31 ઘનફૂટ, 1 ઘન સેમી =1 સીસી   
1 સીસી =1 મિ.લિ.,            1 સીસી =1 ગ્રામ
1 લિટર =1000 સી.સી.,     1 લિટર =1 કિ.ગ્રા.
1ઘનફૂટ =28.317 લિટર     1 લિટર =0.2205 ગેલન
1 ઘનફૂટ =6.24 ગેલન,       1 લિટર =2.205 પાઉન્ડ
1 ઘનમીટર =1000 કિગ્રા    1 ઘનફૂટ =62.4 પાઉન્ડ
1 ગેલન =10 પાઉન્ડ
ગાયકવાડી (અમરેલી વિસ્તાર)
1 વસા =1280 ચો.ફૂટ  ,     1 વસા =118.91 ચો.મી.
1 એકર =34.03 વસા,       1 વીઘા =20 વસા
1 વીઘા =23.51 ગુંઠા,        1 એકર =1.7015 વીઘા
1 વસા =142.22 ચો.વાર

One Liner General Knowledge Questions

One Liner General Knowledge Questions

1. Sachin Tendulkar scored his 100th international century against which’ country ? – Bangladesh
2. In baseball, the two opposing teams consist of howmany players? – 9 players each
3. Which Sanskrit poet called as the Indian Shakespeare? – Kalidas
4. ‘My Music, My Life’ is the autobiography of which person? – Pt. Ravi Shankar 
5. Which was the first talkie film of India? – Alam Ara
6. Folk painting ‘Madhubani’ is famous in which state? – Bihar
7. When is International Human Solidarity Day observed? – December 20
8. Foot-and-Mouth disease in animals, a current epidemic in some parts of the world, By which is this caused ? – Bacterium
9. By which number the quality of gasoline’ sample is determined? – By its octane number
10. With which is the ‘Tennis court oath’ associated? – French Revolution
11. With which country is “Orange’ Revolution” associated? – Ukraine
12. With which field was Pandit Bhimsen Joshi associated? – Music’s
13. Who was the first person to cross the Alps with army? – Hannibal
14. Where is the headquarter of International atomic Energy Agency is located? – Vienna
15. The book ‘Diplomatic Encounter’ has been written by which author? – Arundhati Roy
16. Who is the author of the book ‘The Rights of Man’? – Thomas Paine
17. The book ‘Worshipping False Gods’s is written by which person? – Arun Shourie
18. Who directed the famous T.V. serial ‘Tandoori Nights’? – Saeed Jaffrey
19. Regatta is associated with which sports event? – Rowing
20. Which woman has become the highest individual scorer in an innings in Tests? – Kiran Baloch
21. What is the name of the person that controls a football match? – An umpire 
22. Who is the leading wicket taker in the history of Test cricket? – Shane Warne
23. Amarya Sen, the NRI Nobel laureate got the honour for which work? – Poverty and famines
24. Where did India made her debut in Olympic football? – London in 1948
25. Where were first Olympic Games held? – 776 B.C.
26. The celebrated novel ‘The Godfather’ was authored by which author? – Mario Puzo
27. Which book is entitled as ‘Bible of Communism’ ? – Das Kapital
28. Who is popularly known as ‘Nightingale of India’ ? – Sarojini Naidu
29. Dr. M. S. Swaminathan distinguished himself in which field? – Agriculture 
30. The fragments of which comet system collided with Jupiter in July 1994 ? –Shoemaker-Levy 9
31. Where is the largest automobile manufacturing centre in the world located? –Detroit
32. ORT (Oral Rehydration Therapy) is associated with the treatment of which disease? – Diarrhea
33. Which type of coal is difficult to light in the open air? – Peat
34. Among South Asian countries which one is the Maternal Mortality Ratio (per 1,000 live births) lowest? – Bangladesh
35. Coolgardie lies in the Australian province of which direction? – Western Australia
36. Gum Gopi Krishna was a maestro of which dance form? – Kathak
37. With which field was Satyajit Ray associated? – Direction of films
38. In which year did UN establish the UN Conference on Trade and Development? – 1964
39. Which is UN Programme and not special agency? – UNEP
40. Who is the author of the famous novel ‘Gone with the Wind’? – Charles Dickens