Column I gives some devices and Column II gives some processes on which the functioning of these devices depend. Match the devices in Column I with the processes in Column II and indicate your answer by darkening appropriate bubbles in the `4 xx 4 ` matrix given in the ORS.

Answer

A, B, C, D

Explanation

(A) Bimetallic strip : Works on the thermal expansions of solids (different solids expands by different length for the same rise of temperature). The energy is converted to kinetic energy.
(B) Steam engine Energy is converted (heat - mechanical)
(C) Electric fuse Works on melting of fuse wire on heating.
Heat `rarr P.E.` of molecules .