what is the meltng point of copper?.
What is Gravitational Force and why is everything being attracted towards Earth instead of other Planets.Can you describe in Terms of IT field when it comes to Network Topology?
What is the life of permanent magnet and what type of magnet is used in speakers?
what is mariners compass
Explain the Solids ?
How can the presence of an element in a distant star detected ?
What is Mechanical mixture ?
Why is mercury used in thermometers rather than water?
moment of inertia of an area is always least with respect to
explian PIN photodiode and avalanche photodiode
Why are the days and nights equal at the Equator throughout the year?.
Name the metal that burns in oxygen with a dazzling white flame
Why does and electric bulb make a bang or loud noise, when it is broken ?