GAT Subject
Engineering
Computer Science Civil Engineering Chemical Engineering Agricultural Engineering Mechanical Engineering Electronics and Communication
23. | Current and voltage are said to be in phase when: | |
A. | their waveforms are both ac or both dc | |
B. | they have the same amplitude and frequency | |
C. | their waveforms cross through zero and reach positive and negative peaks at the same time | |
D. | All of the above | |