what is the meaning of rms value
Answers were Sorted based on User's Feedback
Answer / karthi
it is the square root of mean value of a varying quantity
| Is This Answer Correct ? | 0 Yes | 1 No |
Answer / shiva
The rms value of an alternating current is the value of
steady current (DC) which flowing through a given circuit
for a given time produces the same heat as produced by
alternating current flowing through the same circuit for
the same time.
rms value=square root(area under the squared
curve /base length )
| Is This Answer Correct ? | 1 Yes | 2 No |
Answer / mihir
Same as Bapu.
Adding Only...
Vrms=Vm/1.732
Irms=Im/1.732
| Is This Answer Correct ? | 8 Yes | 48 No |
Dear Sir, we met a disaster with our 62.5 kva genset, after rewinding we informed by our contract engg that due to return current coming in neutral & impropper earthing this happend. But after all set up & load balance we checked & found again we have about 20 to 32 amp return current on neutral. we have 12 airconditioner + 12 mini fridge on single phase line. Pl suggest any idea to solved this problem
IS THE ANY DIFFERENCE B/W GENERATORS & ALTERNATORS
What is Lockout Relay and what is use of it in electrical installation
WHAT IS MEANT BY TV TERMINAL IN 500MVA TRANSFORMER?
explain why tap changer is always connected to high voltage winding side of the transformer.
3.The slip of an IM UNDER FL condition is about.....
Why the motor take high starting current for long time(10- 15 sec) which is connected to Blower as compaire with a motor which is connected with pump with same rating?
what is the procedure for cable sizing or on what basis we will calculate the size of cable?????
what is excitor response of an excitor?
what is the formula of knowing the clabe size on any load?
3 phase induction motor rotor field rotate at synchronous speed w.r.t ?
Wat will happen if R-phase of an alternator is connected to B- Phase of AMF panel fed from alternator
Civil Engineering (5086)
Mechanical Engineering (4453)
Electrical Engineering (16638)
Electronics Communications (3918)
Chemical Engineering (1095)
Aeronautical Engineering (239)
Bio Engineering (96)
Metallurgy (361)
Industrial Engineering (259)
Instrumentation (3014)
Automobile Engineering (332)
Mechatronics Engineering (97)
Marine Engineering (124)
Power Plant Engineering (172)
Textile Engineering (575)
Production Engineering (25)
Satellite Systems Engineering (106)
Engineering AllOther (1379)