Dispersion- Old is Gold
When white light is dispersed by a prism, red light appears at the top of the spectrum whereas violet at the bottom.
Thermal Properties of Matter- Old is Gold
Which has more atoms: a kilogram of hydrogen or a kilogram of iron?
Molecules of different gases have equal
Viscosity-Old is Gold
Machine parts are jammed in cold days. Why?
During certain windstorm, light roofs are blown off, why?
Define viscosity. Does it depend on
Thermoelectric Effect | Old is Gold | XII
Short Questions
1. What do you mean by Peltier`s effect?
2. What is thermoelectric emf?
3. Why is Sb-Bi thermocouple
Fluid Static-Old is Gold
Why does ice float in water?
Why is the bottom of a ship madeheavy?
Steel balls sink in water but theydon?t sink in