11 months agoसीमा हैदर ने 😱 तो -Khan sir patna-Khan sir motivation-Khan gs research centre #khansir #khansirpatna12vinaytiwari
5 months agoTAPAS Drone | Rustom -2 Drone | Bangalore Air Show 2023 | DRDO Drone | Khan Sir New VideoResearch Centre
1 year ago_@khangsresearchcentre1685 On Uncut_ Khan Sir Exclusive Interview _ UPSC _ Khan Sir Patna _doing always fun enjoy your life...
5 months agoWeather Radar of Aircraft | Turbulence in Flight | SHF of Weather radar | Doppler Radar | Khan SirResearch Centre
1 year agoRaksha Bandhan By Khan Sir Patna Raksha Bandhan Detailed Video | Rakhi Festival 2022Free Book Store
5 months agoAttack on Pak Airbase | TJP | TTP | BLA | Pig hit F-16 Fighter | CPEC | Terrorist Attack in PakResearch Centre
5 months agoJews | How Israel Become so Powerful | Jewish | Top Jewish Businessman | Hamas | Israel PalestineResearch Centre
5 months agoWhat is NATO | NATO+ | CENTO |SEATO | WARSAW PACT | BAGHDAD PACT | UPSC New Batch LaunchedResearch Centre
6 months agoLuneburg Lens | GPS Spoofing | F-35 Missing | Pilotless Mig23 | Afterburner in Jet | Hezbolah-IsraelResearch Centre