The radiation pattern of a parabola antenna is
A). Omnidirectional
B). A figure of directional
C). Highly directional
D). None of the above
1. Under ordinary circumstances, impulse noise can be reduced in
4. To reduce common mode interference during recording of bio signals one can use __________.
6. The surge resistance of cable is
7. A satellite batter has more power but lighter.
8. In a regenerative surface condenser
9. Which of the following statements regarding reluctance-start motor is incorrect ?
10. In a stable control system saturation can cause which of the following ?