what is mixing ratio of M25?14 10241
where we use 1 phase & 3 phase supply ?what is major advantage using 3 phase over than single phase ?2 2978
i need 24v dc from 230v ac supply how we can getit ? what are the devices &its rating requied for that ? plzz i need answer urgently .thank u3 5647
can we use light duty vehicle axle into the heavy duty machinery axle ? if no then why?6 4923
what could be the RMS value and average value of a 4 phase sine wave?
What is the operating range(tolerance) of voltage and frequency of grid supply in india?
whenever any squirrel or a crow falls on the transformer input line then there is a big explosion and 440 volts of power is being discharged through the neutral line due to which appliances in off mode are also burned.we have earthing for the transformer as well as the bus bar chamber.why is it happening?1 678
Please send me the ongc old question papers
why incomer bay is required before transformer bay if there are more than 1 nos. of transformer bay.
CAN SOMEONE GIVE ME THE LINE DIAGRAM OF A VAPOUR ABSORPTION SYSTEM (VAM)(AIRCONDITIONING)AND A 600 TON CENTRICUGAL AIRCONDITIONING PLANT.
why we give dedusting steam in feed gas coils in convection section of primary reformer?
what is the purpose of using filters in a protective relaying scheme?
hello sir,pls fdorward previous group-I exam papers .....
Trafo ratio is 11kV/6.6kv,Vector group is YND11. What will be the effect if secondary is used for earthed system.
in dc shunt motor if field winding is shorted then
What are the basic & Majour problems in UPS ?
if a pipe those configuration (ASTM c 76 class b 450mm dia 2500mm length) fixing for water course those lining of water is 7000 running meter. my question is that if 8 joints of pipe ls leakage and we have not permission to stop the water so which treatment we apply on joint in that in condition.
what is piezoelectric transducer?give an example in power plant n state its principle?
What are the faults that might happen in a DCS ?
How to operate soot blower boiler and economizer?
What is the method of estamating of cable, CB,MCB ?
What is shielding effect?