Balloons are filled with
In fireworks, the green flame is produced because of
Heavy water is
The gases used in different types of welding would include
What is the scientific name for washing soda?
Which of the following is used in pencils?
A pencil is an implement for writing or drawing. It is a thin core of graphite well mixed with clay, inside a wooden body as protective casing that prevents the core from being broken.
In a laser (say neon laser) all the atoms emit the light waves of
Which of the following has got more heat capacity?
We'll send you weekly updates from Sawaal
Copyright © 2016 Sawaal.com | All Rights Reserved