Which of the following is commonly called a ‘polyamide’?
1 Rayon
2 Orlon
3 Terylene
4 Nylon
Rubber is coagulated from latex by adding 1 Hydrochloric acid 2 Acetic acid 3 Sulphuric acid 4 Carbonic acid
Which of the following is not an isotope of hydrogen? 1 Protium 2 Yitrium 3 Deuterium 4 Tritium
What is used in arihant’s atomic reactor?
Conversion of a substance directly from solid to vapour state is known as 1 Ionization 2 Evaporation 3 Vapourisation 4 Sublimation
A mixture of water and alcohol can be separated by 1 Filtration 2 Evaporation 3 Distillation 4 Decantation
Actinides are the elements with atomic numbers from 1 36 to 43 2 89 to 103 3 97 to 114 4 101 to 115
Which of the following is in liquid form at room temperature? 1 Cerium 2 Sodium 3 Francium 4 Lithium
'which country has 6 months night and 6 months day'
78 Answers Asefa, Goal Technologies, IHCL, Karibu, ONGC, TATA, UET,
Old-written material, which cannot be read easily, can be read by 1 Cosmic rays 2 Ultraviolet rays 3 Infra red rays 4 None of these
When was the atomic energy regulatory board ( aerb ) constituted?
What are reflecting nebulae?
Define science
0 Answers Mahatma Gandhi University,