অর্থ : A unit of electrical energy equal to the work done when a current of one ampere passes through a resistance of one ohm for one second.
সমার্থক : j, watt second
অর্থ : English physicist who established the mechanical theory of heat and discovered the first law of thermodynamics (1818-1889).
সমার্থক : james prescott joule
Joule meaning in Bengali (Bangla).