1. Moving-iron voltmeter
2. VTVM
3. Electrostatic voltmeter
4. C.R.O.
C.R.O.
1. 3 : 2
2. 5 : 1
3. 1 : 5
4. 2 : 3
5 : 1
1. sinusoidal
2. a straight line
3. an ellipse
4. a circle
a circle
1. 0.5 cycles
2. 2.5 cycles
3. 5 cycles
4. 10 cycles
2.5 cycles
1. 3 : 2
2. 1 : 2
3. 2 : 3
4. 2 : 1
1 : 2
1. 300 or 3300 or 1500 or 2100
2. 300 or 3300 or 1500
3. 300 or 3300
4. 300
300 or 3300
1. a Spot approximately 3 cm away from the, centre
2. a vertical line 2 cm long
3. a vertical line approximately 3 cm long
4. two spots 2 cm vertical above each other
a vertical line approximately 3 cm long
1. be low
2. be high
3. be capacitive
4. match with the output impedance of the circuit
be low
1. zero
2. 90 degrees
3. either zero or 180 degrees
4. either 90 degrees or 270 degrees
zero
1. 10.6 V
2. 11.1V
3. 12.6 V
4. 15 V
10.6 V