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Gate Questions on DC Machine (in Hindi)
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In this video lesson we will discuss about some gate questions on dc machines

Manish Shakya
I AM A SELF- STARTER WITH STRONG INTER PERSONAL SKILLS.I SEEK NEW CHALLENGES AND TRY TO THINK OUT OF THE BOX WHILE LOOKING FOR CREATIVE SOLU

U
Thank you so much sir
1. DC MACHINES

2. GATE QUESTIONS ON DC MACHINES By- MANISH KUMAR SHAKYA

3. ABOUT ME B.TECH WITH ELECTRICAL AND ELECTRONICS FROM KIET,GHAZIABAD IN 2012 CLEARED GATE,SBI AND IBPS BY- MANISH KUMAR SHAKYA FOLLOW ON- https://unacademy.com/user/ manishshakya-4406

4. TARGET AUDIENCE B.tech students of electrical branch Students who are preparing for gate Students who are preparing for engineering services examination Students who are preparing for various psu's Students who are preparing for RRB JE exam

5. COURSE OVERVIEW INTRODUCTION OF DC MACHINES TORQUE EQUATION EFFICIENCY OF DC MACHINES GATE QUESTIONS ON DC MACHINES GATE QUESTIONS ON DC MACHINES

6. Two GENERATORS AND 2ARE To BE OPERATED IN PARALLEL To DELINER A TOTAL CURRENT OP GOA. GENE RA TOR GHA A TERMINAL VOLTASe 0 230 O NNo- LOAD AND 24oV WHEN SoPPLYINS OA CURRENT S IMI LARLY THE SECOND GENERATOR HAS A VOLTAGE Or 300Y WHEN ON No-LOAD AND 240V wWHEN SUPPLyINS 5oA OP CURRENT THE OUTPUT NOLTAS a) 240V c) 2 .TV EACHCENERATOR B (b) 238.2y (d) 256.4 V

7. GENERATOR GI-:-- Set VoLTA E DROP feR AMPERE = 280-ago = 1A LET THE OUTPUT CURRENT Is Ta THEN OUTPUT NOLTAGE GENE RATOR Ga VOLTAge DROP RER AMPERE= 300-240-RA LET OOTPUT CORRENT Is IG THEN OUTPUT NOLTAge Wu Be: foR, PARA LLEL OPERATION, OUTPUT Or EAC GENERATOR WOULD 50 Ne BE SAME re,

8. TOTAL CURRENT DELINERED .le+-ra.= Go :@ SOLVING EQUATION 'of GET 236A Ta36A

9. THE OUTPUT POWER Pal AND razDELI ERED By GENERATOR | G, AND WILL BE : a) a'= 5.CKW,Rs 8. KW SoL 6.o5kw ,-VG, "lG+25G4 x 23. 6 A 300V LoNG SHUNT COMPOUND GEN E RATOR SoPPLIESA LOAD CURRENT 0 Ro o A. THE foLLOWING VALUES OF RESISTANCES ARMATURE RESUST ANce= (K), o osv. SERIES 4IELD Resus TANCE (Rse) = 0.04n SHUNT fIELD RESISTANe (As) = 200n

10. 1f THe CONTACT VOLTAGE PROP PER BRusH Is AN, THEN THE GENERAT ED lounge wuLBE APPROXIMATELY:- 281 V HELD CURRENT Tsu = :1.5A (b) 3IaN (320v (a) 280v ARMATURE CURRENT =1+1SH-3004-1-5 2

11. THANK YOU