Answer / santosh kumar

Watt is a unit of power only.
Energy = Power x time
1 unit = 1000 watt x 1 hour
1 Unit = 1 kWh

Answer / saneesh

if we consume 1000 watts one unit is charged.for example if
we use a 40 watt bulb for 25 hours one unit is charged(ie
40*25=1000)

Answer / mukund

1000 w

Answer / gokul

please any one say answer for this question.

Answer / mukund

friends it you run 1000w heater unit it shows after one
hour is 1 unit if you connect 2 heater load after 2 hous it
show 2kwh means 2 units on meter no matter it digital or
analoge meter

Answer / barun paria

100w*10h=1000w=1unit

Answer / barun

100W*10H=1000WH=1UNIT

Answer / nikhil

friends....





Energy meter reads power which we use at our homes or
offices. When we switch on any electrical eqipments it
rotates faster or blinks faster. And unit of power is KW
Kilo Watt.

But energy meter reads KWH Kilo watt hour
3600*1000=3.6MW

Nikhil allahabad

Answer / tamil be

1000watts bulb glow one hour

I have a relay contact rated at 220v dc which is supplied with a 24vdc from the panel,for it to trip the dampers(24vdc).What if the application of the relay changes so that it should work at its rated 220vdc then will it work at 24vdc supply given or any other consideration needs to be taken .....

0 Answers  

We have two APFC panels in same station. I need how to connect CT in two APFC panels.can we take one CT in series connection or two separate CTs.

0 Answers  

campared to ac, in dc corona loss is

4 Answers   DRDO,

how we calculate torque ? how we improve it ?where torque will either motor or generator ?

0 Answers   Reliance,

how to convert the KVAR to microfarad??????????????????

2 Answers  

why lightning arrestor are made by 2 stack of insulator but why cvt are fully 1 stack of insulator.

1 Answers  

What is EHT tariff or Power factor Tariff ????

0 Answers   KSEB,

What are the components connected in between the power supply coming from an electric pole to HT & LT Panels in a large commercial building or how the power supply connected from Electric pole to Transformer & then to the HT & LT panels of a building? Please send me answers via mail, my id is yogiagarwal@gmail.com. If possible, please give a line diagram.

0 Answers   Ranbaxy,

I have draw the 350A DC current, so what is the size of cable i can use? Give me the answer with formula

1 Answers  

difference between relay and solenoid?

2 Answers  

On load tap changer (OLTC) explode? Transformer Vector group: Ynd11 Rated Power: 353MVA Rated Current: 693A Voltage:294/20KV OLTC Type: T III Y1000 110/c 12193w Max Operation Current: 295A Step Voltage: 550V Arrangement in Tx windings: Y Connection Problem: Damage of Unit 1 Generator Transformer On Load Tap Changer (OLTC) Description of Incident: 9.00 a.m. :- Generator No Load test on excitation system started 10.30 a.m :- Carried out AVR change over test 11.30 a.m :- Preparation for Generator Manual Synchronizing test 12.00 a.m :- Manual Synshronizing test started. Observed incoming generator voltage higher than running voltage. CECR operator operated Generator Transformer OLTC to bring down the incoming generator voltage 12.03 a.m :-Generator Transformer abnormal alarm operated at Gen.Control Desk (CECR) CECR operater at Generator transformer bay informed that the transformer oil splashed out from OLTC. CECR operater informed that he heard explosion inside OLTC. Observed Oil level & Oil Flow alaram operated at Tranformer local annunciator. 12.05 am :- CECR operator 'Open Gen Field Breaker” 12.10 a.m. :- Elec1 team inspected the OLTC and found the OLTC rupture disk was broken and oil spilled at OLTC area. - Elec1 found the OLTC top cover bulging. Do anyone know why and possibility cause happen in this OLTC.

9 Answers  

what is the difference between the voltage of 5 volts capacitor and and 5volts battery?

0 Answers