What will be the voltage regulation of a full load and 0.80 power factor lagging load transformer when a two winding single phase transformer has a voltage regulation of 4.5% at full load and unity power factor?
731When the relative speed between the magnetic fields of stator and rotor does is zero under steady state operation?
736What will be the output voltage of a transformer if it is primarily energized from a square wave voltage source?
668Post New HPCL Interview Questions
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A company canteen needs an automated system for its food and beverage management. The canteen receives food and beverage items from different distributors. All the non perishable items are stored in the store-room and the perishable items are put in the fridge. The manager should be able to add, delete or update food and beverage items onto the system and perishable and non perishable item details are to be stored separately. Both waiters and the cooks should be able to update the perishable items, but only the cooks should be allowed to update the non perishable items. Both cooks and waiters are not allowed to add or delete any items that are entered. identify the Schema, Table , Fields
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