00566nam a2200205 a 450000500170000002000150001708200130003210000170004524500360006225000110009826000430010930000210015269000350017370000170020870000170022596400160024299700190025899900170027795200660029420251203110635.0  a8170145104  a530bSEH  aSehgal, N.K.  aPractical PhysicsbFor Class XI  a3rd ed  aNew DelhibSultan Chand & Sons.,c1998  a352p.c24 cm. PB  aPhysics-Practical for XI class  aChopra, K.L.  aSehgal, D.L.  bcdefg_  a113799 LIBSC C  c97318d97318  00104070aPUbPUd2005-08-03g80.00l0o530 SEHp113799yBK