engineering recuitment GATE IN Test Series 2023-24 Mock Test Electrical and Electronics Measurements Instrument Transformers Current Transformer
A current transformer (CT) of turns ratio 1 : 248 is rated as 1000 / 4 A, 20 VA. The core loss and magnetizing components of the primary current are 4 A and 8 A under rated conditions, the phase angle error for the rated burden and the rated secondary current at 0.8 power factor lagging is
1
\(\frac 1 {496} rad\)
2
\(\frac 1 {248} rad\)
3
\(\frac 1 {124} rad\)
4
\(\frac 1 {62} rad\)