- A$16,1$
- B$8,8$
- C$8,16$
- ✓$4,12$
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The triode constant is out of the following
|
(a) Plate resistance |
(b) Amplification factor |
(c) Mutual conductance |
(d) All the above |
When air in a capacitor is replaced by a medium of dielectric constant K, the capacity
|
(a) Decreases K times |
(b) Increases K times |
(c) Increases |
(d) Remains constant |
A current flows in a conductor from east to west. The direction of the magnetic field at a points above the conductor is .....
|
(a) Towards north |
(b) Towards south |
(c) Towards east |
(d) Towards west |
For a thermocouple the neutral temperature is 270℃ when its cold junction is at 20℃. What will be the neutral temperature and the temperature of inversion when the temperature of cold junction is increased to 40 ℃
|
(a) 290℃, 580℃ |
(b) 270℃, 580℃ |
(c) 270℃, 500 ℃ |
(d) 290 ℃, 540 ℃ |