Question
Define the following terms:Thermal expansion
✓
Answer
Thermal expansion is the tendency of matter to change in volume in response to temperature alterations. When a substance is heated, its particles move more and thus maintain a greater average separation. Since thermosets are used in solid form they undergo linear thermal expansion.
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
Define the following terms:Superficial expansion
What is evaporation?
Write the correct statement :
Images in mirrors are formed by regular reflection.
Images in mirrors are formed by regular reflection.
Convex mirrors are preferred over plane mirrors as rear view mirrors in cars.
A potter turns his wheel by applying a force through the stick near the rim of wheel.
Freezing point
The diagram below in figure shows the reading on the dials of a meter. State what is its reading.
Define the following terms used in the study of sound :Time period
Condensation
Element