A liquid flows through the drainpipe such that it has a parabolic velocity profile of u = 10(1 400r²) m/s, where r is in meters. (Figure 1) Figure <1 of 1 > Part A Determine the time needed to drain the cylindrical tank from a depth of h = 2 m at t = 0 to a depth of 1 m. The tank has a diameter of d = 1.6 m. Express your answer using three significant figures. IVE ΑΣΦ t = 43 Submit Ivec G Previous Answers Request Answer C X Incorrect; Try Again; 5 attempts remaining < Return to Assignment Provide Feedback ? S

The spring of the pressure gauge shown in the figure below has a force constant of 1 350 N/m, and the piston has a diameter of 1.40 cm. As the gauge is lowered into water in a lake, what change in depth causes the piston to move in by 0.700 cm? 4.635 X Your response differs from the correct answer by more than 10%. Double check your calculations. m Vacuum

▾ Part A What gauge pressure must a pump produce to pump water from the bottom of the Grand Canyon (elevation 730 m) to Indian Gardens (elevation 1370 m)? Express your result in pascals and in atmospheres. Pgauge 6.27x108 Pa Submit ✓ Correct Part B Pgauge= Previous Answers Submit VΓΙΑΣΦ Request Answer ? atm

You have three objects of varying shapes and sizes: Object 1 is a rectangular block of tin. Object 2 is a cube of aluminum. Object 3 is a sphere of copper. a. the density of tin is 5.75g/cm2. What is the mass of object 1 in kg if the rectangular block has a volume of 1.34L? b. what is the volume in cubic inches of object 2 if the cube of aluminum 7.58 inches on a side? c. what is the mass in kg of object 2? the density of aluminum is 2.70g/cm3 d. what is the volume in cm3 of object 3 if the sphere of copper has a diameter 8.62cm? the volume of the sphere is 4 {pi}^3/3 e. what is the mass in kg of object 3? Copper has a density of 8.96g/cm3