"Every one of us is, in the cosmic perspective, precious. If a human disagrees with you, let him live. In a hundred billion galaxies, you will not find another." – Carl Sagan
Teaching material for 12th grader Physics students: Q. Describe in brief the discharge of electricity through a gas. or, Ans: We know that the gases are good insulators of electricity at normal pressure and temperature. But, we can make them conducting by: Applying very high voltage (~30,000 V/cm) Reducing its pressure to a very low […]Continue Reading →
