• “A 10,000-gallon water tank at a treatment facility contains water initially at 60°F. The water is heated using an electric heater rated at 50 kW. Assuming no heat losses and a specific heat of water of 1 Btu/lb·°F, how long (in hours) will it take to raise the water temperature to 120°F?” This is a…

  • General Plane Motion, Forces & Accelerations; Prblm 16.1 “At a forward speed of 30 fps, the van brakes were applied, causing the wheels to stop rotating. It was observed that the van skidded to a stop at 20 ft. Determine the magnitude of the normal reaction and the friction force at each wheel as the…

  • A car is traveling in a straight line at a constant speed of 25   m s -1  (abt 82 fps).  At t=0, the brakes are applied and the car is slowed by a constant deceleration of  3.1   m s -2 until it comes to rest. How far will this car have traveled from…

  • (i) Re=v⁢D⁢ρμ=v⁢Dν (ii) Re=v⁢D⁢γμ=v⁢Dν

  • Volume From? To? Mltiply by… ac⋅ft MG (million gal) 7128 21875 ac ⋅ ft hr cfs 121 10 CWR 4202