1
GATE ECE 2006
MCQ (Single Correct Answer)
+2
-0.6
A regulated power supply, shown in figure below, has an unregulated input (UR) of 15 volts and generates a regulated output V
o
u
t
.
out. .Use the component values shown in the figure.
If the unregulated voltage increases by 20% the power dissipation across the transistor Q$$_1$$
If the unregulated voltage increases by 20% the power dissipation across the transistor Q$$_1$$ 2
GATE ECE 1987
MCQ (Single Correct Answer)
+2
-0.6
In case of class A amplifiers, the ratio (efficiency of transformer coupled amplifier)/(efficiency of a transformer less amplifier ) is
GATE ECE Subjects
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Control Systems
Engineering Mathematics
Analog Circuits
Network Theory
Electromagnetics
Electronic Devices and VLSI
Digital Circuits
Microprocessors
Signals and Systems
Discrete Fourier Transform and Fast Fourier Transform Discrete Time Signal Fourier Series Fourier Transform Continuous Time Signal Laplace Transform Fourier Transform Representation of Continuous Time Signal Fourier Series Transmission of Signal Through Continuous Time LTI Systems Miscellaneous Sampling Continuous Time Linear Invariant System Discrete Time Linear Time Invariant Systems Discrete Time Signal Z Transform Transmission of Signal Through Discrete Time Lti Systems
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