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Class 11 Physics — Chapter 11: Thermal Properties of Matter
66 practice questions · 22 Easy · 22 Medium · 22 Hard
Free NCERT-aligned multiple-choice practice for Class 11 Physics, Chapter 11 (Thermal Properties of Matter). Practise timed Easy, Medium and Hard quizzes with instant explanations — built for CBSE Board exams, JEE Main and NEET UG. Here are a few sample questions; sign in free to practise all 66.
Sample questions
Q1Easy
0°C in Kelvin:
A.273.15 K✓ correct
B.0 K
C.100 K
D.−273 K
Why
K = °C + 273.15.
Q2Medium
Linear thermal expansion: ΔL =
A.αL₀ΔT✓ correct
B.L₀/ΔT
C.αL₀
D.αΔT
Why
ΔL = αL₀ΔT (α = coefficient).
Q3Hard
Stefan-Boltzmann: power radiated by black body ∝
A.T
B.T²
C.T³
D.T⁴✓ correct
Why
P = εσAT⁴.
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