Question

when two ice cubes are pressed over each other,they stick .This force responsible to stick them : a) Dipole-Dipole Interaction b) Van Der Wall force c) Hydrogen Bond d) London Force

Answer 1

ans. ithink it is (d)

Answer 2

Pressure and friction melts the ice and then cools it together when pressure is released causing it to be cooled by the remaining ice, thus forming a bond.
so the answer is Hydrogen bond forces.