engineering recuitment GATE EE 2023-24 Test Series Electrical and Electronics Measurements Indicating Instruments PMMC Instrument
A PMMC instrument has 100 turns in its moving coil. The length of the coil is 1.25 cm and the width of the coil is 1 cm. The airgap flux density is 0.8 wb/m2. If the coil carries 2 mA current, the sensitivity of the instrument in degree/mA is _______
The spring constant of the instrument is 0.5 μ Nm/degreeEnter numerical value using the virtual keypad. Round off where necessary.