Q2) Use your engineering thinking and the knowledge you got in this course to answer the following a) Given a mechanical system of r = operating speed w, what do you need to do as an engineer to avoid resonance and how? ==1 (resonance case). If you can NOT change the

A first class lever in static equilibrium has a 65 Ib resistance force and 30 Ib effort force. The lever's effort force is located 5 ft from the fulcrum. a) Sketch and annotate the lever system described above. b) What is the actual mechanical advantage of the system? Formula Substitute / Solve Final Answer c) Using static equilibrium calculations, calculate the length from the fulcrum to the resistance force. Formula Substitute / Solve Final Answer

Please answer tgis Question  Three fluids 1, 2 and 3 have Bulk Modulus of k1, k2 and k3 respectively. If k1 > k2 > k3, which liquid will have the highest compressibility?a) liquid 1b) liquid 2c) liquid 3d) they’ll have equal compressibilities

0:YV Homework 1.pdf > 1. Convert the following: a) 120 g mol ol NaCl to g. b) 120 g of NaCI to g mol. c) 120 lb mol of NaCl to lb. d) 120 lh of NaCl to Ih mol 2. Convert 39.8 kg of NaCl per 100 kg of water to kg mol of NaCl per kg mol of water. 3. How many Ib mol of NaNO, are there in 100 lb? 4. The density of a material is 2 kg/m'. What is its specific volume? 5. An empty 10 gal tank weighs 4.5 Ib. What is the total weight of the tank plus the water when it is filled with 5 gal of water? 6. If you add 50 g of sugar to 500 ml of water, how do you calculate the density of the sugar solution? 7. For ethanol, a handbook gives: sp. gr. 60°F = 0.79389. What is the density of ethanol at 60 F? 8. The specific gravity of steel is 7.9. What is the volume in cubic feet of a steel ingot weighing 4000 Ib? 9. The specific gravity of a solution is 0.80 at 70°F. How many cubic feet will he occupied hy 10X0 Ih of the solution at 70'F? 10. A solution in water contains I.704 kg of HNOkg H;0, and the…