Answer / raghavan sarangapani

Energy efficiency is how much loss is there.

Energy conservation is how to reduce loss

why we use only sine wave in ac why we do not use other wave forms

21 Answers   BARC, NTPC,

---

How many battery required for an 3kva online ups with 3 hrs back up with usage of 3 fans,3tube lights

1 Answers  

---

Draw the equivalent circuit of crystal oscillator?

0 Answers  

---

Why does the power consumed is always constant even if a fan speed is altered?

4 Answers  

---

please tell me the all the spcications of the 100MW 11KV HYDEL POWER PLANT SPECICATIONS

2 Answers   Bhel,

---

why the neutral point of star connnection oscillates?

3 Answers   Avalon,

---

what is voltage,current,restance,. what is single phase&three phase motar. what is basic electrical 'farmoulas. what is defirens quetions of electrical maintenance.

2 Answers  

---

what is a core company? why should we join a core company?

1 Answers  

---

what is diffential relay? testing proceure?and transformer reach Over load thet time differencilal relay operate or not ?

5 Answers  

---

WHAT IS SITTING AMPS IN OVER-LOAD RELAY FOR 1PH OR 3PH MOTORS?IF ITS NAME PLATE GIVEN MAX AMPS 10AMPS?

0 Answers  

---

in Telecom DC system-why positive +ve is made earthed.and - ve is fed to load.

0 Answers  

---

In the UVR(Under Voltage Relay) there is a knob for the hysteresis setting. what is this setting? its threshold is given from 5% to 50%. please help me....

2 Answers  

---