7 34 In a series connection between a coil and a bulb across

Last updated: 6/11/2023

7 34 In a series connection between a coil and a bulb across a steady source predict the observation when an iron core is inserted in the coil Now the do supply is replaced by ac source What is the observation Mark only one oval bulb glows with equal brightness in both the cases bulb glows dimly in former case and brightly in the latter case bulb goes off in both cases bulb s illumination is unaffected in former case but glows dimmer in latter one