00431nam a22001457a 4500003000400000005001700004020000800021040001800029082000800047245007200055260001800127942001500145999001500160952011000175OSt20250810143420.0  a123  cAmbition Guru  a530  aPhysics Volume 1b: Engineering entrance preparationcby Singh, M.N  bAmbition Guru  2ddccBOOKS  c3581d3581  00102ddc4070a1b10d2025-08-10iS1306l0o530 Sin 2025pS1306r2025-08-10 14:35:12w2025-08-10yBOOKS