Answer on Electric Circuits Question for TIGER
i) Ideal voltage source has infinite internal resistance.
ii) Transformer is a passive device hence it cannot increase the voltage.
iii) Field effect transistor (FET) is a current controlled device.
iv) Forward biasing of a semiconductor junction diode reduces its energy band gap.
v) Amplifier with common collector mode offers maximum voltage gain.
vi) Ripple factor of a center tapped full wave rectifier is greater than that of a bridge
rectifier, which uses four diodes.
vii) Operational amplifier in non-inverting mode cannot amplify negative signals.
viii) IC LM380 is a small signal amplifier used to amplify the voltage.
ix) Largest decimal number represented by a 2-digit hex number is 99.
x) In a CRO sweep generator output is given to the vertical deflection plates.
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