What is a Noise ?
Why do we lean forward while climbing up a hill ?
What is the difference between Centigrade thermometer and a Reaumer thermometer ?
How are amps and watts related?
A 100W bulb and 60 bulb both rated at 220V are connected in series across 220V supply. If 60W bulb is removed and only 100W bulb remains in the circuit, will illumination increase or decrease?
Explain what is relation between magnetic and electricity and why?
What is Solar Energy?
What seven colors appear to be white when mixed together?
When we jump form the boat to the bank why the boat goes backwards from the bank ?
What is third law of thermodynamics?
How is radiocarbon produced in the atmosphere?
Explain what is larger the force the earth exerts on you or the force you exert on the earth?
State Laws Of Conservation Of Energy?