InterviewSolution
Saved Bookmarks
InterviewSolution
| 1. |
The range of ferrodynamic frequency meter is |
|
Answer» Ferrodynamic type frequency meter: (Electrical resonance type frequency meter): It consists of a fixed coil. The supply whose frequency is to be measured is connectedimageacross it. This coil is ALSO known as magnetizing coil. It is MOUNTED on a laminated iron core. The core has a typical varying cross section. It varies along the length and is MAXIMUM at the END of core. The moving coil of it is pivoted over this iron core. The pointer is fixed to the SPINDLE and the terminals of moving coil are connected to a suitable capacitor C .No controlling torque is required. |
|