1.

orizontal plane at a steady rateA disc revolves in a horizontal plane ata3 rev/s. A coin will remain on the disc. If keptat a distaof 2 cm from the axis of rotation. If g=it' mscoefficient of friction isa) 0.20b) 0.30c) 0.50d) 0.72

Answer»

A DISC REVOLVES IN A HORIZONTAL . SO THE ANSWER IS 3



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