If the cooling constant of an object is doubled while all other conditions remain…
PHYSICS · Single correct · CBSE · Physics · Thermal Properties of Matter · Thermal Properties of Matter
Problem
If the cooling constant k of an object is doubled while all other conditions remain unchanged, the time required for the object’s temperature excess (T−Ts) to reach any fixed fraction of its initial value will
(a) be doubled
(b) remain unchanged
(c) be halved
(d) become one-fourth