Specific Heat Capacity Equation — the NEET Physics formula with its derivation, variables, validity constraints and worked solver.
Specific Heat Capacity Equation Valid for solids and liquids where temperature changes without a phase change (e.g., melting or boiling). Assumes 'c' is constant over the temperature range. Heat Capacity (C) is defined as the ratio of heat added (Q) to the temperature change ( T): C = Q/ T. Specific Heat Capacity (c) normalizes this property by mass: c = C/m. Combining these gives c = Q / (m T). Rearranging for Heat gives the standard form: Q = mc T. No phase change occurs (e.g., substance stays liquid). Mass must remain constant. Specific heat capacity is treated as constant for the given temperature interval. Confusing Specific Heat Capacity (c) with Heat Capacity (C = mc). Applying this formula during a phase change (e.g., melting ice), where temperature remains constant despite heat transfer. Assuming 'c' is the same for all phases of the same substance (e.g., water vs. ice).