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Nilanjan Bhowmick AIR 3, CSIR NET (Earth Science)
Shivam kumar agrawal
dekh...since ye massless pulley h to tension dono side T ho jyega...tu kisi v direction me accleration maan le...agar accleration positive aaya to smjh jaa tera assumption sahi h....aur pulley rest pe h to uspe net force T+T =2T ho jyga