1.In an elastic solid there is a direct proportionality between strain and: a. elastic modulus.b. temperature.c. cross-sectional area.d. stress.2A steel plate has a hole drilled through it. The plate is put into a furnace and heated. What happens to the size of the inside diameter of a hole as its temperature increases?a. increasesb. decreasesc. remains constant d. becomes elliptical3.Heat flow occurs between two bodies in thermal contact when they differ in what property? a. massb. specific heatc. densityd. temperature4.If heat is flowing from a table to a block of ice moving across the table, which of the following must be true? a. The table is rough and there is friction between the table and ice.b. The ice is cooler than the table.c. The ice is changing phase.d. All three are possible, but none is absolutely necessary.
1.In an elastic solid there is a direct proportionality between strain and: a. elastic modulus.
b. temperature.
c. cross-sectional area.
d. stress.
2A steel plate has a hole drilled through it. The plate is put into a furnace and heated. What happens to the size of the inside diameter of a hole as its temperature increases?
a. increases
b. decreases
c. remains constant d. becomes elliptical
3.Heat flow occurs between two bodies in thermal contact when they differ in what property? a. mass
b. specific heat
c. density
d. temperature
4.If heat is flowing from a table to a block of ice moving across the table, which of the following must be true? a. The table is rough and there is friction between the table and ice.
b. The ice is cooler than the table.
c. The ice is changing phase.
d. All three are possible, but none is absolutely necessary.
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