what is power

Answer Posted / bijan

Power is rate of change of Workdone. P= (W/t)
SI Unit - Watt
Dimension : M1 L2 T-3

Is This Answer Correct ?    2 Yes 1 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

TCS IS IT COMPANY THEN WHY DO THEY NEED ELECTRICAL &ELECTRONICS ENGINEERS?

1478


3 shows a 415 V, 3-phase generator supplying a 3-phase 415/110 V transformer. Draw the individual and combined impedance diagrams to a base of 10 kVA. Determine the system fault kVA and the fault currents at the 415 V and 110 V busbars for short circuit faults on the transformer input or output terminals. Work in p.u. values of impedances.

2232


On what basis the the size of Lightning arrester for buildings are selected ?

1105


The series field winding has low resistance while the shunt field winding has high resistance. Why?

1226


Does the motor power displayed on the Motor name plate is the mechnical power motor delivers or it is consumed power from the system?

3369






Define conversion efficiency of a power amplifier. What is its value for class c power amplifier?

783


The SFC of an engine is 0.25 kg/kW hr. when the fuel used has a calorific value of 36000 kJ/kg. the thermal efficiency of the engine is

1287


What is the meaning of 40X8X2 busbar dimensions for carring load of 400 Amps

1577


surge tank, hrc fuse, earthing transformer, firm power objective type

1113


what do you mean by every IC 74 first digit.why are you using this no.why not using another no.

1431


If any one's require of phoenix contact like( relay , termilnal block , surge protection device ) , product please contect me 09878206357 chetan verma

1637


What is ignition module of a CAT Gas Genset G-3508 Engine, Alternator SR4B Series. HOw its checked for correct functioning.Is it repiarable or replacable?

1454


i am studying in final year can i allowed for 23rd UES of Indian army

1654


when we have to purchase the transformer by own i.e how much load will preferred HT connection?

1197


what is rocking arrangement in arc heating

1682