MGVCL Exam Paper (30-07-2021 Shift 2)
Rearrange the following to form a meaningful sentence and find the most logical order from the given options. P: dancers make the company Q: and they do not have R: a big team of professional S: a ‘guru shishya’ hierarchy
Frequency response analysis is the technique whereby a sinusoidal test signal is used to measure points on the frequency response of a transfer function or impedance function. Sweep Frequency Response Analysis (SFRA) testing provides insight into the mechanical and electrical integrity of transformers.
Main Purpose of SFRA Test: Transformer Core displacement Winding displacement for both rotor and transformer Broken or loosen clamp connections Inter turn short circuit Internal short circuit Winding to Core Earth fault Winding Open circuit condition
The relation between electric intensity E, voltage applied V and the distance d between the plates of a parallel plate condenser is given by: V = E*L E = V/L
EXAMIANS