PHYSICS 10 SCIENCE · 2026–27 · Q2 · attempt 5 of 8 · 10 marks · p. iii

Printed textbook model paper

What is latent heat of fusion?

مخفی حرارتِ انصہار کیا ہے؟

Solution & explanation

It is energy absorbed during melting at the melting point without a temperature rise. Specific latent heat of fusion Lf is the energy per kilogram; Q = mLf.

Independent study material · English-medium textbook p. iii · Original book ↗