Golgappa.net | Golgappa.org | BagIndia.net | BodyIndia.Com | CabIndia.net | CarsBikes.net | CarsBikes.org | CashIndia.net | ConsumerIndia.net | CookingIndia.net | DataIndia.net | DealIndia.net | EmailIndia.net | FirstTablet.com | FirstTourist.com | ForsaleIndia.net | IndiaBody.Com | IndiaCab.net | IndiaCash.net | IndiaModel.net | KidForum.net | OfficeIndia.net | PaysIndia.com | RestaurantIndia.net | RestaurantsIndia.net | SaleForum.net | SellForum.net | SoldIndia.com | StarIndia.net | TomatoCab.com | TomatoCabs.com | TownIndia.com
Interested to Buy Any Domain ? << Click Here >> for more details...

A 3-phase IM is supplied from 50 Hz system. It runs at speed
of 1440 rpm and slip equal to 4 %. Calculate rotor
frequency.
A 50 Hz B 0 Hz
C 4 Hz D 6 Hz

Answer Posted / varaprasad

ANS: 2Hz


Rotorfrequency = s×frequency of applied voltage to stator = sf

SO,

ROTOR F = 0.04*50=2Hz

Is This Answer Correct ?    7 Yes 0 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

what are the ''pitting rings''and how cn they be controlled in a series generator

1867


Why insulation level follows this order? transformer < bus bar < circuit breaker & Isolator < transmission line.

2148


What is the formula for calculating the Instantaneous Short Circuit & overcurrent for any breaker

2023


1. A bomber drops a bomb from an aircraft flying at 2000 km/hr. at an altitude of 7km. The speed at which the bomb will strike the earth would be

1918


why we use 630mm single core cable for transformer secondary side and why two neutral cable

1851


how to decide no of electrodes for 1600A LT Main incomer panel

1670


defination of transistor controlled series capacitor

2651


how to find the multiplication factor for digital energy meter and analog energy meter

2214


one split ac how can told of this ac which Tr tell me us

2039


Difference between transition and diffusion capacitance

2992


what is the effect of power factor of machines in starting current

2065


what is PWM in IGBT and how it works for drive.?

1679


what questions will be asked for 11/33KV licence interview APSEB hyderabad. Can any one share question and answers.

18456


what are the safety measures of induction motor?

2053


What are the electrical engineer roles and responsibilities in chemical plant?

1694