Page 2 - HA-1-Objective & Subjective
P. 2
Subjective Questions
Q. No. Questions Marks Skill
1. What type of change are expansion and contractions? 1 U
2. Why the wires in electric pole are stretched loose? 1 A
3. Define: 1 C
(a) Expansion (b) Contraction (0.5+0.5)
4. The plastic pipes meant for water transportation, in mountainous 3 H
regions, breaks during winters. State the cause of the breakage.
5. Give two each example of expansion and contraction, in the case of 3 (1+2) U
solids, liquids, and gases.
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