जब एक मानक प्रतिरोधक (resistor) के माध्यम से विद्युत धारा प्रवाहित होती है, तो विद्युत ऊर्जा मुख्य रूप से किस रूप में नष्ट (dissipate) होती है?

Which of the following conditions is required for maintaining a continuous flow of electric current in a circuit?

A _______ is a passive two-terminal electrical component that implements electrical resistance as a circuit element.

Which simple device is used to either break an electric circuit or complete it?