Two blocks of different metals are sitting on a steel platform as shown. The blocks are connected by a cord running over a frictionless pulley. The aluminum block has mass må = 4.70 kg and the copper block has m2 = 7.80 kg, and 0 = 32.5°. (See this table for the appropriate coefficients of friction). mass Aluminum m1 Steel Copper m-2 i (a) The blocks are released from rest. Will they move? Yes No (b) If the blocks move, what is the magnitude of the acceleration (in m/s²) of the two-block system? (If the blocks do not move, enter 0.) m/s² (c) If the blocks move, what is the magnitude of the tension force (in N) in the cord? (If the blocks do not move, enter 0.) N (d) If the blocks do not move, what is the sum of the magnitudes of the forces of friction (in N) acting on the blocks? (If the blocks move, enter 0.) N Need Help? Read It
Two blocks of different metals are sitting on a steel platform as shown. The blocks are connected by a cord running over a frictionless pulley. The aluminum block has mass må = 4.70 kg and the copper block has m2 = 7.80 kg, and 0 = 32.5°. (See this table for the appropriate coefficients of friction). mass Aluminum m1 Steel Copper m-2 i (a) The blocks are released from rest. Will they move? Yes No (b) If the blocks move, what is the magnitude of the acceleration (in m/s²) of the two-block system? (If the blocks do not move, enter 0.) m/s² (c) If the blocks move, what is the magnitude of the tension force (in N) in the cord? (If the blocks do not move, enter 0.) N (d) If the blocks do not move, what is the sum of the magnitudes of the forces of friction (in N) acting on the blocks? (If the blocks move, enter 0.) N Need Help? Read It
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