0
What else can I help you with?
Why 120 degree phase shift is maintained for 3-phase systems?
There are 360 degrees in a full cycle so 120 is one-third so each of the three phases is equally spaced delivering power evenly to the load.
Why do you use three R-C section in an RC phase shift oscillator?
To obtain a phase-shift of 180 degree.
How do you get phase shift in Hartley oscillator?
basicaly the two inductors work as an autotransformer,providing a phase shift of 180 degree
How do you derive three phase single way?
3 phase /sqrt(3) * 30 degree phase shift = single phase.
What is phase difference between input and output waveforms of ce amplifier?
180 degree phase shift
When light enters from denser medium to rare medium what happens to its phase change?
When light enters from a denser medium to a rarer medium, the phase change it experiences is a shift towards a longer wavelength, known as refraction. This shift in phase is due to the change in the speed of light as it travels through the different mediums.
How do you surpres 3rd harmonics?
you match the frequencies but with a 90 degree phase shift
Why there is 180 degrees phase shift in common emitter amplifier?
In the common emitter amplifier, an increase of base-emitter current causes a larger increase of collector emitter current. This means that, as the base voltage increases, the collector voltage decreases. This is a 180 degree phase shift.
What is mean by that a system is a three phase?
There are three "hot" conductors, all at voltage, and 120 degree phase shift apart from one another.
Phase-shift oscillator using pnp transistor?
A phase-shift oscillator using a PNP transistor consists of an RC network in the feedback path, a PNP transistor biased to operate in the active region, and a network of resistors and capacitors that provide the required phase shift for oscillation. The RC network introduces a 180-degree phase shift at the desired frequency, and the transistor provides the additional 180-degree phase shift needed for sustained oscillation. By properly selecting the values of resistors and capacitors, along with biasing the transistor correctly, a stable sinusoidal oscillation can be achieved.
What happens to the function when the phase shift increases?
When the phase shift of a function, particularly in trigonometric functions like sine or cosine, increases, the entire graph of the function shifts horizontally along the x-axis. An increase in the phase shift moves the graph to the left if the phase shift is negative (subtracting) or to the right if the phase shift is positive (adding). This alteration does not affect the amplitude or frequency of the function; it simply changes the starting point of the oscillation.
How does the phase-shift oscillator get its name?
The phase-shift oscillator gets its name from the phase-shift network used in its design, which introduces a phase shift in the feedback path of the circuit. This phase shift is necessary for maintaining oscillations in the circuit.
