Beta, aisa project chuno jo ghar pe maujud saman se bane. Simple motor, periscope ya pinhole camera jaisa kuch socho—yeh sab locally mil jayenge parts. Hamare yahan toh fancy labs nahi hain, isliye maine apna project ek seedha-sa galvanometer banaya tha, purane radio se parts nikal ke. Internal marks ke liye completion zaroori hai, complexity nahi.
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