Answer / kunal d great

earth pin is bigger in length nd also in dia because having
more length ensure that earth pin is connected first in
circuit nd more dia of pin means less resistance so extra
current will pass first from it.

Answer / manickpillai

If the Earth is healthy or if touch first in the circuit,if there is problem in the circuit or malfunction, it won t affect the system,circiut get cut off.Its is like a periorty purpose.

hello! can anyone explain to me how a 3 speeds table fan work? what are the factors that are controlling the speed of a normal table fan? Is it by varying the voltage or changing the magnetic field? would appreciate your reply :) thx in advance.

2 Answers  

---

how long will take to burst/damage for a CT when secondary in open condition? Experienced: During switchgear testing(Primary current injection test) some of the CT are in open condition, but nothing happen's why?

1 Answers  

---

please let me know , we have installed two separate motor for fire fighting system 1) 60 hp and 2) 15 hp the load is 74 AMPS and 20 AMPS then tell me the main power cable in Aluminum will be what thickness , the length is 225 mt from the main utility to fire pump house

1 Answers  

---

What is use of reactor..how it is help ful in electrical system .....brief explain

1 Answers  

---

how to calculate Transformer loss?

1 Answers  

---

how is working the APFC when varying the load?

1 Answers  

---

how capacitor buield up the voltage

3 Answers  

---

what is difference between earth and ground?/

3 Answers   Sree Rayalseema Green Energy Limited SRGEL,

---

What Is the Difference Between Lightening Spike and Lightening Arrester?

1 Answers  

---

1.How to calculate backup time from series connected battery of 12v dc with 26Ah for 2battery?

3 Answers  

---

if a train is running on a speed of 40 K MPH and crosses a individual passing by him in 48 secs who is riding a horse with a speed of 25 K MPH. what is the length of the train?

2 Answers  

---

what is the applicatyons of the slipring motor and please tel me more about the slipring concept

1 Answers  

---