For a transistor amplifier, the voltage gain
remains constant for all frequencies.
is high at high and low frequencies and constant in the middle frequency range
is low at high and low frequencies and constant at mid frequencies.
None of the above.
Assuming in forward bias condition there is a voltage drop of \(0.7\) V across a silicon diode, the current through diode \(D_1\) in the circuit shown is ________ mA. (Assume all diodes in the given circuit are identical) 


For the given logic gate circuit, which of the following is the correct truth table ? 