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

With reforms in the public sector banking space, the government has constituted a ministerial panel headed by Finance Minister Arun Jaitley that will oversee merger proposals of state-owned banks. The other members of the panel include Railway and Coal Minister Piyush Goyal and Defence Minister Nirmala Sitharaman.

Samuel Gompers was a leading proponent of workers' rights. He was the first president of the American Federation of Labor, an organization that represented skilled workers from many different industries. Gompers advocated using collective bargaining or negotiations and strikes to gain greater rights for workers.