Methane gas is invented by the scientist:
Which lamp has the highest energy efficiency ?
Yellow light is a combination of ____ primary colors ?
Diverging lens produces ____ type of images.
The process used to produce Ammonia is :
The non-metal which exists in liquid state at room temperature is :
The 5th state of matter is:
Speed of Blue color light in vaccum is :
Which fuel has the highest Caloric Value ?
In which direction does rainbow appear in the morning ?
God’s particle is the pseudonym of :
A Thermos flask is polished well:
Co-efficient of thermal conductivity depends on:
A device used to detect heat radiation is known as
Which of the following is a compound ?