A moving coil instrument is used as an ohmmeter. The indicating scale of the meter will be
1). Hyperbolic
2). Logarithmic
3). Linear
4). Inverse linear
1. An SCR can exercise control over ___________ of a.c. supply
2. The impurity atoms is semiconductors
3. The switch board instruments
5. In repulsion motor direction of rotation of motor
6. In an impedance smith chart, a clockwise movement along a constant resistance circle gives rise to
7. Operating torques in analogue instruments are
9. Which of the following statement regarding waveguides is incorrect?
10. Hydrogen evolved during charging produces explosive mixture when it is more than