[D] Refraction, dispersion, reflection and refraction of light Rainbow is produced after the rain, by refraction, dispersion, total internal reflection and again refraction process in droplets of water.
[D] Refraction, dispersion, reflection and refraction of light
Rainbow is produced after the rain, by refraction, dispersion, total internal reflection and again refraction process in droplets of water.
Conduction of heat helps us in cooking food or heating an object. Utensils are made of good conductors so that they can conduct heat when brought in contact with a heat source.
Conduction of heat helps us in cooking food or heating an object. Utensils are made of good conductors so that they can conduct heat when brought in contact with a heat source.
The phenomena that play a role in the formation of rainbow is:
[D] Refraction, dispersion, reflection and refraction of light Rainbow is produced after the rain, by refraction, dispersion, total internal reflection and again refraction process in droplets of water.
[D] Refraction, dispersion, reflection and refraction of light
See lessRainbow is produced after the rain, by refraction, dispersion, total internal reflection and again refraction process in droplets of water.
The second student placed a watch glass containing potassium hydroxide in one bell jar as:
[A] Potassium hydroxide absorbs carbon dioxide gas present in the bell jar
[A] Potassium hydroxide absorbs carbon dioxide gas present in the bell jar
See lessWhat do you mean by bad conductors of heat?
Substances which do not allow heat to pass through them easily are called bad conductors of heat.
Substances which do not allow heat to pass through them easily are called bad conductors of heat.
See lessWhich process is responsible forheating of gases and liquids?
Convection.
Convection.
See lessWhat are the uses of conduction?
Conduction of heat helps us in cooking food or heating an object. Utensils are made of good conductors so that they can conduct heat when brought in contact with a heat source.
Conduction of heat helps us in cooking food or heating an object. Utensils are made of good conductors so that they can conduct heat when brought in contact with a heat source.
See lessWhat residue is left behind afterburning wool?
The residue forms a kind of grey ball along the burning portion.
The residue forms a kind of grey ball along the burning portion.
See lessWhat are the causes of vomiting?
Motion sickness, food poisoning and gastroenteritis are the causes of vomiting.
Motion sickness, food poisoning and gastroenteritis are the causes of vomiting.
See lessWhich fibre shrinks away from flame?
Pure silk and polyester.
Pure silk and polyester.
See lessName three natural fibres.
Wool, silk and cotton.
Wool, silk and cotton.
See less