Questions from Basic General Knowledge
481. By whom was the law of constant proportions enunciated?
Proust
482. Mixture of which pair of gases is the cause of occurrence of most of the explosions in mines?
Methane and air
483. The UN Charter was signed at ?
San Francisco on 26th June 1945 by Fifty nations
484. After howmany years is the President of USA is elected?
4 years
485. Why do Electricians use rubber gloves while working?
Rubber is an insulator
486. Who is the author of “Kuppukai”?
Balamani Amma
487. Who is the inventor of Typewriter?
Sholes
488. What interested a nomologist?
Scientific Laws
489. Yachana Yathra led by V.T. Bhattathirippadu in 1931 was from?
Trichur to Chandragiri river.
490. In nuclear fission; how many percentage of mass is converted into energy?
0.10%
