WorksheetsN - SECTION
Total questions: 10
Worksheet time: 10mins
1. In a Half wave rectifier, the diode conducts for
entire cycle
positive half cycle only
negative half cycle only
both half cycles
2. Which passive component stores energy in the form of electromagnetic field
capacitor
Inductor
Resistor
Battery
3. Feedback in an amplifier means
output applied to input
input applied to output
power amplification
noise reduction
4. positive feedback is mainly used in
power amplifiers
voltage amplifiers
oscillators
Rectifiers
5. An oscillator is a circuit that generates
DC signal
Amplified input signal
AC signal without input
Rectified output
6. the value of (A+A')
0
1
A
¯A
7. Which gate is called a Universal gate
AND
OR
NAND
XOR
8. XOR Gate gives output as 1 when
inputs are same
inputs are different
both inputs are 0
both inputs are 1
9. In AM, which parameter of Carrier signal is varied
frequency
phase
Amplitude
wavelength
10. Modulation is the process of
increasing frequency
superimposing message on carrier
removing noise
amplifying signal
