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Physics Lesson 01 ( in Bengali)
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Physics Lesson 01 (in Bengali)

Himadri SHEKHAR GHOSH
Himadri Shekhar Ghosh. West Bengal Civil Service Officer DSP Rank 13 in West Bengal 2 time crack WBCS 7 Government jobs MA

Unacademy user
Thank you sir. 1 jon WBCS helpful hoye o, eto busy life er modhyeo apni amader eto ta help korchhen ...eta amake inspiration jogai. Eta thik onek coarse achhe YouTube ba unacademy te kintu mainly wbcs er upor focus kore khub kom course e achhe. Tai apnar ei lessons gulo khub e helpful. Sir asha korchhi sesh poryonto pashe thakben. Thank you again sir.
ধন্যবাদ
thank you so much dada...ei course tar jnnoi wait korchilam...thank u again...
sir thank u... for doing such informative course.. it very helpful to me.
dada,tomar video audio volum kub low ascha.
  1. MI Dom Domin Pizz Rthton a


  2. CREAM BHEL JUNCTION fu


  3. PHYSICS


  4. MASS (i) The matter which contain by an object (li)Mass is unchanged (ii)Alternative name of mass ->Intensive property of an object (iv)Condott experiment proves that mass is unchanged (v) Mass is measured lay common Balance (vi)Units of mass -> C.G.S -Gram F.P.S -Pound (Ib) 1Pound 453.6 gram 1.k.g 2.2 pound 1.k.g 1000 gram or 103 gram


  5. Weight C.G.S ->gm.cm/sec2 (dyne) S.l >Kg.mt/Sec2 (newton) (i)Weight of an object is maximum at pole and it will be zero (0) at the center of earth (ii)Weight is measured by spring balance (ii) Speed Distance/time, velocity displacement/time (iv)High speed is measured by ->Techometer (v)Basic relation b/w speed and velocity speed>velocity speed- velocity (vi)Accelaration->v-u/t (a)change of velocity by time (b)unit ->C.G.S->cm./sec./Sec -cm./sec2 S.I->m/sec2


  6. THANK YOU