If two sine waves of the same frequency have a phase difference of JT radians, then
A). Both will reach their minimum values at the same instant
B). Both will reach their maximum values at the same instant
C). When one wave reaches its maxi¬mum value, the other will reach its minimum value
D). None of the above
When one wave reaches its maximum value, the other will reach its minimum value
1. The ampere is the unit of resistance.
2. A high-power microwave pulse of the order of megawatts can be generated by a
4. A material which is slightly repelled by a magnetic field is known as
5. The positive clipper is that which removes the ___________ half-cycles of the input voltage.
6. In a ∆-connected generator, all of the phase voltages are
7. Which of the following is the unit of magnetic flux density?
8. Which of the following statement is true?
9. ________ is the common method of applying brushes to the commntator.