Which is an example of heat transfer by convection?

Boiling water - The heat passes from the burner into the pot, heating the water at the bottom. Then, this hot water rises and cooler water moves down to replace it, causing a circular motion. Radiator - Puts warm air out at the top and draws in cooler air at the bottom.

its a 5.5 n

glad that

force required to detach it is given by

charges are taken to be fundamental charge

now we have

so above is the minimum distance at which it will detach