Answer / iamdon

The major problem faced with emergency light is related to
battery.

1)Overcharging:For quick charging,charging done beyond the
rated current and voltage level which would had not been done.
2)Prolong operation at under charge state: May permanently
damage the electrodes of battery.
3)Incomplete wire connection. etc

If rest part is working fine then only option left is to
replace the battery with proper one.

Author:arbelectbit@yahoo.com

Answer / viki

Main problem is battery problem.This problem solved simply
by change another new battery.If we buy new battery means,
that problem will be solved.

what is LSR?

0 Answers  

---

What is a current transformer?

2 Answers   KEPL,

---

why Square root 3 used for three phase?

2 Answers  

---

how can i apilly for electrical c licencese.sir,i completed B.Tech in electrical & electronics engineering in 201onot working any company

0 Answers   Subros,

---

what is basic difference betmeen normal & flame proof motor??

0 Answers  

---

how Practicaly reduce stating current of the motor

2 Answers  

---

If i want to build 230kv substation what are the equipments to be installed?

7 Answers  

---

when power transformer is flashed which gas is produce in side?

5 Answers  

---

Explain the operation of variable frequency transformer?

0 Answers  

---

why we use ac?why we use dc? why we we cannot use only ac/dc for all the applications?what happen if we use?

0 Answers  

---

what should be distance between phase to phase in 415v system?

1 Answers   NTPC,

---

Is a induction motor rotate by back emf ? If not , then how it is rotate ?

1 Answers  

---