(9%) Problem 7: The fraction of ice which is submerged in water only depends on the density of the ice and the water. For this problem, assume the density of ice is 925 kg/m3. What fraction of ice is submerged when it floats in freshwater? Grade Summary fraction submerged = 1 Deductions 0% Potential 100% sin() cos() tan() JT 7 8 9 HOME Submissions Attempts remaining: 20 cotan() asin() acos() E 5 6 (0% per attempt) atan() acotan() sinh( 2 3 detailed view cosh() tanh() cotanh() END O Degrees O Radians VO BACKSPACE DEL CLEAR Submit Hint Feedback I give up! Hints: 2% deduction per hint. Hints remaining: 2 Feedback: 2% deduction per feedback.(9%) Problem 10: Oil with a density of 917 kg/m' is flowing smoothly through a pipe, as shown. In the lower portion, the oil is flowing at v1 = 1.94 m/s, and the pressure gauge indicates P2 P1 = 247 kPa. In the upper portion of the pipe, oil is flowing at v2 = 3.26 m/s at a height that is 11.33 m above the lower portion. U2 Ah OPI What is the pressure reading, in kilopascals, on the gauge on the upper portion of the pipe? Grade Summary P2 = kPa Deductions 0% Potential 100% sin() cos() tan() 8 9 HOME Submissions Attempts remaining: 20 cotan() asin() acos() A 4 5 6 (0% per attempt) atan() acotan() sinh() XK 2 3 detailed view cosh() tanh() cotanh() + 0 END O Degrees O Radians VO BACKSPACE DEL CLEAR Submit Hint Feedback I give up