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0 Question 5 v 80/1 pt '0 3 8 98 (D Details A 40 cm long metal bar with mass 20 grams is attached to a pivot with a massless string 60 cm long. Find the kinetic energy of the bar when it is rotated at a rate of 5 revolutions per second. string / bar Pivot line Q Submit Question 0 Question 1 v E 0/1 pt '0 3 8 98 6) Details A tank full of water is designed with ends in the shape of an isosceles triangle with height 7 meters and width, at the top, of 10 meters. Find the hydrostatic force on one end of the tank. Question Help: El Video Submit