The masses m1and m2shown in the figure are tied to eachother by a rope over a frictionless pulley. While the mass m1rotates in the horizontal plane, the mass m2staysat rest. Neglect the mass of the pulley and the rope. (m1= 4 kg, m2= 5 kg, L = 2 m)a) Find the tension in the rope.b) Find angle c) Find the velocity of the mass m1.

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Electric Charges and Fields

One of the fundamental properties is the electromagnetic property. Charge cannot be destroyed by any process and this contributes formally to the law of charge conservation.