A liquid jet Vj of diameter Dj strikes a fixed cone and deflects back as a conical sheet at the same velocity. Find the cone angle θ for which the restraining force F = (3/2) rhoAjVj^2.

The motion of a particle is defined by the relation x = t3 - 6t2 + 9t + 3, where x and t are expressed in feet and seconds, respectively. Determine When the velocity is zero The position, acceleration and total distance traveled when t = 5 sec

An airplane weighing 73.6 kN has elliptic wings 15.23 m in span. For a speed of 90 ms^-1 in straight and level flight at low altitude, find (a) the induced drag and (b) the circulation around sections halfway along the wings.

Steam enters an insulated turbine at 100 bar, 400oC. At the exit, the pressure and quality are 200 kPa and 0.47, respectively. Determine the power produced (kW) by the turbine if the mass flow rate is 1.99 kg/s.

How can I use the flux density B formula if I don't know magnetic flux

All circuit conductors between the service equipment, the source of a separately derived system, or other power supply source and the final branch-circuit overcurrent device defines a

Como se conecta un circuito eléctrico con dos o más resistencias en paralelo

A house has a black tar, flat, horizontal roof. The lower surface of the roof is well insulated, while the upper surface is exposed to ambient air at 300K through a convective coefficient of 10 W/m2-K.

To enable cooking a wider range of foods in microwave ovens, thin, metallic packaging materials have been developed that will readily absorb microwave energy.

How do you distinguish between internal and external irreversibilities?

In 2008 502 motorcyclists fire in Florida - an increase from The number killed in 2004