Which of the following substances exhibit the property of
sublimation?
1 Ice
2 Wax
3 Camphor
4 Ethyl alcohol
What is one light minute?
Which isotope of Uranium is capable of sustaining chain reaction ?
which among the followings is found chlorophyll ?
when u step up the voltage using atransformer ,,,then what about the secondary current will it be increased or decreased ?
Which of the following is not a bleaching agent? 1 Sulphur dioxide 2 Carbon dioxide 3 Sodium hypochlorite 4 Chlorine
The gases used in different types of welding would include 1 Oxygen and hydrogen 2 Oxygen, acetylene and argon 3 Oxygen and acetylene 4 None of these
Study of life in outer space is called A) Endobiology B) Exobiology C) Entrobiology D) Neobiology
The material used for bleaching paper pulp is 1 Chlorine 2 Caustic soda 3 Sodium hypochlorite 4 Lime
Who invented telescope?
precautions to be observed while using electrical equipment
A substance which changes readily into vapor without heating is called 1 Efflorescent 2 Synthetic 3 Volatile 4 Effervescent
What is the microbiology ?