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BARC/GATE Question Series Part - 67
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Question based on Friction

Deep Sangeet Maity is teaching live on Unacademy Plus

Deep Sangeet Maity
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U
Unacademy user
sir, how do we get the intuition that we have to add positive or negative density in a certain question
Udit Gupta
2 years ago
If you are seeing figures like circle, square, rectangle etc. then you try to make that body and try to use negative mass.