#Q100

[@sukantsingh3458]

Thank u sir

[@NiranjanKumar-db2uy]

Bahut sundar bataye hai sir

[@HariShankarDash-be5pe]

Thank you Sir

[@palharinam2718]

Very nice information Guru ji🙏,

[@ashaharika9565]

Tqu .. I needed this ans...

[@hlmeena62]

good sir ji

[@palharinam2718]

Guru ji, Helical springs and spheri blocks कितने होते है लोकोमोटिव मे plz full detail me ya video bna do🙏

[@knowledgeuptodate]

Ye to गिनना पड़ेगा प्रभुजी

[@anandvader5351]

बहुत सही explain किया है सर!

[@popularbandgiridih4693]

Chronomatic relay ka N/C contact q100 pr diya ha.... Yadi yah connection N/O PR galti se lag jayga to kia hoga

[@kpjakhar4705]

Sir agar koi railway ki job chodana chahe to kya karna padega or eske kya rule h sir pls video banaye