1. only a negative change of resistance with increase in temperature
2. Only a positive change of resistance with increases in temperature
3. can exhibit either a negative or positive change of resistance with increase of temperature depending upon the type of Material
4. none of these
can exhibit either a negative or positive change of resistance with increase of temperature depending upon the type of Material
1. 120ohms
2. 500 ohms
3. 1.7k ohms
4. 2.4 k ohms
2.4 k ohms
1. the lighting voltage
2. the switching voltage
3. Corona
4. RI
the switching voltage
1. 200 times
2. 60 times
3. 20 times
4. Nil
Nil
1. 2 A
2. 4 A
3. 4.47 A
4. 5.78 A
4.47 A
1. type of circuit breaker
2. inductance of the system only
3. capacitance of the system only
4. inductance and capacitance of the system
inductance and capacitance of the system
1. 0.917 lead
2. 0.917 lag
3. 0.6 lead
4. 0.6 lag
0.917 lag
1. 0.0Ω
2. 100Ω
3. 9.9kΩ
4. 10kΩ
9.9kΩ
1. peak value, irrespective of the nature of the wave form
2. average value for all wave forms
3. rms value for all wave forms
4. rms value for symmetrical square wave form
average value for all wave forms
1. 0.25A
2. 0.50A
3. 0.67A
4. 0.707A
0.707A