General Awareness 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

The term PIL refers to Public Interest Litigation.

Public Interest Litigation was originated in United States in 1980's. 

Public Interest Litigation is directly filed by an individual or group of people in the Supreme Court of India and High Courts and judicial member.  This petition is accepted by the court only if there is interest of large public involved. Generally this petition is filed by a public spirited person or organisation, if it was felt that certain interests are undermined by the government.

The Dhanush is a 155 mm towed howitzer used by the Indian Army.The gun has been developed by the Ordnance Factory Board (OFB), Kolkata, after going through design documents running into over 12,000 pages. These documents were given to India as part of the first phase of “Transfer of Technology” (ToT) under the Bofors gun deal.

At   present   US   has   the   largest railway   network   in   the   world. Second is China and third is India.