query: What exactly carries energy in a transformer from primary to secondary?
positive_passages.docid: 157912
positive_passages.text: How does a transformer transmit power from the primary to the secondary?
negative_passages.docid: 49235
negative_passages.text: Does a power supply draw only as much power as it needs?
negative_passages.docid: 158851
negative_passages.text: How does ground mains work?
negative_passages.docid: 8088
negative_passages.text: How can I use a separate transformer to provide a C wire to my thermostat?
negative_passages.docid: 145238
negative_passages.text: Where does the energy required to stop a moving body come from and go?
negative_passages.docid: 2140
negative_passages.text: Why are the transformer windings in series with line and load in this circuit?
negative_passages.docid: 11208
negative_passages.text: How is the kinetic energy of the wind transferred onto a lift based wind turbine?
negative_passages.docid: 22711
negative_passages.text: How does current flow if back emf equals to applied voltage
negative_passages.docid: 123978
negative_passages.text: Why is this power adapter transformerless?
negative_passages.docid: 151406
negative_passages.text: Does age affect a Transformer's healing (repairing) capacity?
negative_passages.docid: 119581
negative_passages.text: How to understand whether potential energy increases or decreases?
negative_passages.docid: 119696
negative_passages.text: Thevenin equivalent with dependent source
negative_passages.docid: 10064
negative_passages.text: Why earth ground connection does not leak current?
negative_passages.docid: 157277
negative_passages.text: How does a battery ( primary cell ) work?
negative_passages.docid: 59928
negative_passages.text: Transformer VA Ratings, Power factor, and Pulsed current
negative_passages.docid: 52598
negative_passages.text: How can I interpret "energy" in signals?
negative_passages.docid: 118442
negative_passages.text: Why do we multiply the magnetic flux by the winding number?