Questions

D.C series motor both armature and feild connected in series at noload condition current drawn by the motor is zero Ia=0 flux also zero. but very small amount of flux avalible because of residual magnetism

in series motor speed  =  N α Eb/Φ Eb almost conistant

                                 =    N α 1/Φ

At no load condition d.c series can be run as dangerously very high so d.c series motor
operated at load condition only

India's first 'Fulldome 3D Digital Theatre' was inaugurated in Kolkata.

Working capital, also known as net working capital, is the difference between a company’s current assets, like cash, accounts receivable and inventories of raw materials and finished goods, and its current liabilities, like accounts payable.

Working Capital = Current Assets - Current Liabilities