Determine the tensions in the two cords

Reference no: EM1362065

Q. Three objects are connected on a table. The rough table has a coefficient of kinetic friction of .350. The objects have masses of 4.00 kg, 1.00 kg, and 2.00 kg as shown, and the pulleys are frictionless. (a) draw a free body diagram for each object. (b) determine the acceleration of each object and each object's directions. (c) determine the tensions in the two cords. (d) if the tabletop were smooth, would the tensions increase, decrease, or remain the same? Explain.

Q. A rose colored mineral specimen is given to you for identification.It has a cochoidal fracture,no streak,and a non metallic luster.It has can be scratched with a steel file,but not with glass or a pocket knife blade.Its mass is 53 grams.You place it in water and it displaces a volume of 20 cubic centimeters of water. What is the hardness of this mineral?explain your answer.

Reference no: EM1362065

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