Author Question: The operation of a bimetallic strip relies on differences in A) expansions of metals. B) ... (Read 14 times)

mpobi80 · **on:** Jul 29, 2018

The operation of a bimetallic strip relies on differences in

A) expansions of metals.
B) conductivities of metals.
C) heat capacities of metals.

Question 2

Which contracts more when the temperature is slightly increased? Equal volumes of

A) iron.
B) wood.
C) ice water.
D) helium.
E) none of the above contract when heated