1. Should be made of a material giving a high resistance temperature co-efficient
2. Should be made of a material having a low resistance temperature co-efficient with the value of swamping resistance equal to meter resistance
3. Should be made of a material having low resistance temperature co-efficient and should have a value of about 20-30 times that of meter resistance
4. Should have a infinite value
Should be made of a material having low resistance temperature co-efficient and should have a value of about 20-30 times that of meter resistance
1. 0-10 mA
2. 0-50 mA
3. 0-100 mA
4. 0-500 mA
0-500 mA
1. 999
2. 9999 ?
3. 9900 ?
4. 990 ?
9900 ?
1. 20000/V
2. 200000 ?/V
3. 200 ?/V
4. cannot be determined
20000/V
1. 0.25 W to 2 W
2. 0.25 mW to 2 mW
3. 25 µW to 200 µW
4. None of these
25 µW to 200 µW
1. 0 making is on the left hand side of side while marking is on the right hand side
2. Marking is on the right hand side of scale and infinity marking on the left hand side
3. Any of the above two marking can be on left or right side of the scale
4. 0 marking is in the middle of scale
Marking is on the right hand side of scale and infinity marking on the left hand side
1. It is difficult to achieve good accuracy with shunts
2. Power consumption of the shunts is large
3. The metering circuit is not electrically isolated from the power circuit
4. All of these
All of these
1. Constant irrespective of the power factor of the load
2. Higher at low power factors
3. Lower at low power factors
4. None of these
Higher at low power factors
1. The current coil should be connected on the load side
2. The pressure coil should be connected on the load side
3. It is immaterial whether current coil or pressure coil is connect on the load side
4. None of these
The current coil should be connected on the load side
1. Moving-coil meter
2. Moving-iron meter
3. Thermocouple meter
4. VTVM
Thermocouple meter