1. providing power for the circuit
2. zero setting
3. the purpose of amplifying low level signal
4. all of these
all of these
1. 2.5 mA
2. 5 mA
3. 2 mA
4. 1 mA
2 mA
1. increase the overall gain
2. improve Stability
3. overcome non linearity of diodes
4. none of these
overcome non linearity of diodes
1. - 3.9%
2. + 3.9%
3. - 11%
4. +11%
+11\%
1. summer
2. multiplier
3. buffer amplifier
4. integrator
buffer amplifier
1. low noise level and high sensitivity
2. high noise level and high sensitivity
3. high noise level and low sensitivity
4. low noise level and low sensitivity
high noise level and low sensitivity
1. 80 mm
2. 40 mm
3. 20 mm
4. 10 mm
10 mm
1. 33.2 V/cm
2. 0.03 cm/V
3. 66.4 V/cm
4. 0.015 cm/V
0.015 cm/V
1. its input resistance is high
2. its input resistance is high and does not change with range switch
3. its input resistance is low
4. it is cheaper
its input resistance is high and does not change with range switch
1. plot between Q and frequency is linear
2. value of Q initially decreases with increase of frequency and afterwards increases with increases frequency
3. value-of Q initially decreases with increase of frequen.cy and afterwards increases with increases frequency
4. Q factor remains constant irrespective of the value of frequency
value-of Q initially decreases with increase of frequen.cy and afterwards increases with increases frequency