অর্থ : ଯେଉଁ କଏଲରେ ବିଦ୍ୟୁତ ସ୍ରୋତ ସର୍ବପ୍ରଥମେ ପ୍ରବାହିତ ହୁଏ
উদাহরণ :
ପ୍ରାଥମିକ କଏଲମଧ୍ୟଦେଇ ବିଦ୍ୟୁତ ସ୍ରୋତ ସେକେଣ୍ଡାରୀ କଏଲକୁ ଯାଏ
সমার্থক : ପ୍ରାଥମିକ କଏଲ
অন্যান্য ভাষায় অনুবাদ :
* वह क्वाइल जिसमें धारा सर्वप्रथम बहती है।
प्राथमिक क्वाइल से ही होकर धारा सकेंडरी क्वाइल में जाती है।Coil forming the part of an electrical circuit such that changing current in it induces a current in a neighboring circuit.
Current through the primary coil induces current in the secondary coil.