Power Amplifiers
GATE Electronics & Communication · 5 questions across 5 years (1987-1999) · 13% recurrence rate
Recurrence sparkline
1987–1999198719931999
Difficulty mix
easy 80%
med 20%
Question types
MCQ4
NAT1
All 5 questions on Power Amplifiers
1999 PYQ
Crossover distortion behavior is characteristic of
Easy✓
1995 PYQ
A power Amplifier delivers 50 W output at 50% efficiency. The ambient temperature is 25$$^\circ $$ C. if the maximum allowable junction temperature is 150 $$^\circ $$ C, then the maximum thermal resistance $${\theta _{Jc...
Med
1994 PYQ
A class-A transformer coupled, transistor power Amplifier is required to deliver a power rating of the transistor should not be less than.
Easy✓
1993 PYQ
In a transistor push-pull Amplifier
Easy✓
1987 PYQ
In case of class A amplifiers, the ratio (efficiency of transformer coupled amplifier)/(efficiency of a transformer less amplifier ) is
Easy✓