Q. Phenol is a raw material used in the manufacture of
1) Perspex
2) Dacron
3) Terylene
4) Bakelite
Q. Petroleum is found in
1) Igneous rock
2) Sedimentary rocks
3) Metamorphic rocks
4) Marshy land
Q. Permanent hardness of water is due to the presence of
1) Calcium bicarbonate
2) Magnesium bicarbonate
3) Calcium sulphate
4) Sodium bicarbonate
Q. Passing a battery current through a solution of brine will produce
1) Sodium hydroxide and chlorine
2) Chlorine and sodium
3) Sodium hydroxide and oxygen
4) Chlorine and hydrogen
Q. Paraffin wax used for making candles is obtained from
1) Coal
2) Petroleum
3) Seaweeds
4) Marsh gas
Q. Ozone is
1) Paramagnetic
2) Diamagnetic
3) Ferromagnetic
4) Non-magnetic
Q. Of the following radiations, the one most easily stopped by air is composed of
1) alpha rays
2) beta rays
3) gamma rays
4) x-rays
Q. Of the following particles, the particles having the least mass is
1) meson
2) neutron
3) electron
4) proton
Q. Of all the gases present in the air, Which one of the following is the highest in the Percentage?
1) Carbon dioxide
2) Hydrogen
3) Oxygen
4) Nitrogen
Q. Nuclear fusion is a
1) chain reaction
2) exogeneric reaction
3) endogeneric reaction
4) thermal reaction
Interior design is a fun and creative field. It mixes art and practicality to make spaces look good and work well. With more people wanting great places to live and work, the need for skilled interior designers is rising. Let’s look at what it takes to have a career in interior design, including nee →
Foundation Date: December 8, 1991 Headquarters: The Republic of Belarus Executive Secretaries: Sergei Lebedev Member Countries: 12 Commonwealth of Independent States (CIS) was established on December 8, 1991, and the leaders of the Republic of Belarus, the Russian Federation, and Ukraine signed an a →
In 2009, an unknown programmer by the name of Satoshi Nakamoto put forward a whitepaper that proposed a creation of new form of digital currency - cryptocurrency. Cryptocurrency functions the same way as regular currencies do in that its used as a means of exchange, unit of account and a store of va →
Headquarter: New Delhi Function and Objective of the Organization: The Food Safety and Standards Authority of India (FSSAI)has been established under Food Safety and Standards Act, 2006 which consolidates various acts & orders that have hitherto handled food-related issues in various Ministries →
If you contribute your content to our site. Please mail us your content to editor@onlinegk.net