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- a. A tank is full of water. Find the work (in ft-lb) required to pump the water out of the spout. Use the fact that water weighs 62.5 lb/ft³. ↑ 7 ft 8 ft 9 ft A right triangular prism tank with a spout is given. The legs of the right triangle are 7 ft and 9 ft. The depth of the prism is 8 ft. ft-lb b. A tank is full of water. Find the work (in J) required to pump the water out of the spout. (Use 9.8 m/s² for g. Use 1,000 kg/m³ as the density of water. Round your answer to the nearest whole number.) 7 9 m 3 m A spherical tank is given. The tank has radius 9 m and spot coming out of the top with height 3 m. JThe work performed as a function of time for a process is given by W= at3 where a=2.4 J/s3 What is the instantaneous power output att = 3.7s?1. Given the illustration on the right, compute the work done by the following: a. Tension b. Frictional force 650 ft 1.0 kN
- You may Try solving the following problems. 9. A machine is 75 percent efficient. The work input is 4800 J. What is its work output?A tank is full of water. Find the work W required to pump the water out of the spout. (Use 9.8 for g and 3.14 for л. If you enter your answer in scientific notation, round the decimal value to two decimal places. Use equivalent rounding if you do not enter your answer in scientific notation.) W = J r = 10.5 h = 3.5 Need Help? Read It m mResultant work on a translating body is equal to _____. a. Change in potential energy b. Change in kinetic energy c. Change in kinematics d. Change in kinetics
- A 5kg mass was dropped from the top of a 10m building A. What is the PE of this mass at a point 2.5 m from the top of building? B. What is the KE at this point?A conical tank (point down) with height 10 ft and radius 5 ft is half-filled with oil (density of oil is 57 lb./ft³). How much work is done to pump oil to a point 4 feet above the top of the tank? 10ft -Sft R Le How much work to pump mp oil. 4 ft above the tank?. P=57·161f73Assignment 15 I. Problem Solving. Show your step-by-step solutions. 1. Compute the work done in each of the following situations: height - 15 m mass - 12 kg b. mass-7 kg 350 5 m
- A student is riding a bicycle at a constant speed of 4.29 m/s on a level road. The mass of the student and bicycle together is 84.2 kg. Assume the friction and drag is 42.5 N. What is the student's metabolic power, in Watts? Use g = 10.0 m/s2. Your answer needs to have 3 significant figures, including the negative sign in your answer if needed. Do not include the positive sign if the answer is positive. No unit is needed in your answer, it is already given in the question statement.Answer: a) W = −12000 J b) Q = 12000 JThe tank shown is full of water. Given that water weighs 62.5 lb/ft and R= 9, find the work required to pump the water out of the tank. Rft hemisphere Select the correct answer. 1) 321,061 ft-lb 2) 322,062 ft-lb 3) 322,082 ft-lb 4) 321,952 ft-lb 5) 321,062 ft-lb