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A boat floating in fresh water displaces water weighing 35.6kN.
(a) What is the weight of the water this boat displaces when floating in salt water of density 1.10 x 103 kg/m3?
(b) What is the difference between the volume of fresh water displaced and the volume of salt water displaced?
what four processes make up the ideal otto cycle? what is happening in an actual engine during the real processes that
a commercial heat pump has energy in to the system at a rate of 60 kw from a thermal reservoir. ifnbspthe power input
a small high speed turbine operating on compressed air produces a power output of 100 w. the inlet state is 4 bar 50
a 2.9 kg collar is free to slide on a rough rod rotating in the horizontal plane. the collars radial position along the
1. a lathe is set up to machine a taper of 1 mm per 10 mm on bar stock 120 mm in diameter. the chucked end is larger
a soil sample has a total unit weight of 16.97 knm3 and a void ratio of 0.84. the specific gravity of solids is 2.70.
A 90-N force is applied to the control rod AB as shown. Knowing that the length of the rod is 225 mm, determine the moment of the force about point B by resolving the force into horizontal and vertical components.
If the filling is done rapidly, calculate the final temperature in the small cylinder, (a) assume that oxygen is an ideal gas with Cv= 5R/2 and (b) using accurate thermodynamic data for oxygen.
a 4140 steel alloy beam is designed to support a load at 50 of the yield stress. the beam is bolted to a bridge truss
If a Germanium wafer, which is uniformly doped with Gallium to a concentration of 5.55? 10^23 (m^3)^-1, has an electrical conductivity of 17,000 (?m)^-1 determine the mobility of the charge carriers in (m^2 / (V sec)). (Recall each gallium atom will ..
capacitor with capacitance 6.00 microf is connected to a resistor with r 780 o in series and an emf source of 25.0 v
A lunar transfer vehicle masses 50 tonnes (metric tons, or 1000 kg) fully fuelled, has a dry mass of 15 tonnes, which includes 5 tonnes of cargo. Assume lox/hydrogen engines with Isp = 445 seconds are used. How much Delta V does this vehicle provide?
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