Related Questions

In an unregulated power supply, if load current increases, the output voltage ___________
A Remains the same
B Decreases
C Increases
D None of the above
If the load current drawn by unregulated power supply increases, the d.c. output voltage ___________
A Increases
B Decreases
C Stays the same
D None of the above
A power supply which has voltage regulation of ___________ is unregulated power supply
A 0%
B 5%
C 10%
D 8%
Unless they reverse present politices immdiatley the world may suffer permant damage from the unregulated use of pesticides
A Unless they reverse present policies
B Unbnless present present policies are reserved
C A & B both
D None
In an RC low-pass filter, the output voltage is taken across the resistor and the output lags the input voltage.
A True
B False
The output power of a transistor amplifier is more than the input power because the additional power is supplied by ___________
A Transistor
B Biasing circuit
C Collector supply VCC
D None of the above
When the load on the engine increases, it becomes necessary to increase the supply of working fluid and when the load decreases, less working fluid is required. The supply of the working fluid to the engine is controlled by a
A D-slide valve
B governor
C Meyer’s expansion valve
D flywheel
In an integrator, when the pulse width of the input is much less than the transient time, the output voltage approaches the shape of the input.
A True
B False
In an RL low-pass filter, the output voltage is taken across the inductor and the output lags the input.
A True
B False
If in a synchronous motor, driving a given mechanical load and drawing current at a leading power factor from constant voltage supply its field excitation is increased, its power factor
A will become more
B will become less
C will remain unchanged
D none of the above.

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