What is the function of wave tap in substation ?
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- Discuss the types of oil circuit breakers. Please write more answerWhat Transient Voltage appears across the Circuit Breaker contacts at, or near Current Zero during the Arcing Period? O A. Arc Voltage O B. Recovery Voltage O C. Restriking Voltage O D. Critical Disruptive Voltage Co searchA generator in a power house has generating capacity of 100MW when a sudden disturbance occurs while generator is running. How generator will respond to that disturbance.
- What is The prime mover and conversion of power in the hydro power stationHow does the Zenerimpedance affect the voltage across the terminals of the device?The protection against direct lightning strokes and high voltage steep waves is provided by a. Earthing of neutral b. Lightning arresters and ground wires c. Lightning arresters d. Ground wires
- In an On-Off AC Voltage controller, the ON time is 50 cycles and duty cycle is 0.25. The OFF time cycles will be O a. 150 O b. 75 O c. 25 O d. 50Discuss the arcing phenomenon in a circuit breaker. Please write more answerWhat Transient Voltage appears across the Circuit Breaker contacts at, or near Current Zero during the Arcing Period? O A. Restriking Voltage O B. Critical Disruptive Voltage O C. Arc Voltage O D. Recovery Voltage
- what are standard impluse voltages, mention their values ?Draw a diagram of Dynamometer (Any types). With label and functions1.The exciting current of an electromagnet is rated at 12 Amperes. When connected across a 122-Volt source, the current is 14 Amperes. Determine the ohms in a resistor which must be connected in series to limit the current to (a) rated value, and (b) 9 amperes.