An object will be used in an environment that has a temperature range of -20°C to 10°C.The object must remain flexible and rubbery.It should have a Tg that is
A)greater than 10°C.
B)less than 10°C but greater than -20°C.
C)exactly -20°C.
D)less than -20°C.

Question

Quizplus · Accepted Answer

The glass transition temperature (Tg) should be below the lowest temperature of the environment (-20°C) to ensure the object remains flexible and rubbery throughout the entire temperature range.

An Object Will Be Used in an Environment That Has