Determine the acceleration of the skydiver
A 85.2-kg vertically-falling skydiver experiences an upward force of air resistance of 1340 N. Determine the acceleration (in m/s/s) of the skydiver. (Enter a - value if the direction is downward.)
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The compressor inlet conditions are 140 kPa and -10.0 oC. If the exit conditions are 900 kPa and 70.0oC, determine the power input to the compressor in kW.
An electric dipole consists of Q=330nC separated by a distance of 1200nm. The dipole is initially oriented in -i direction. The dipole is in a uniform external electric field of E= 2500 i N/C Determind the following. a) the magnitude of the torque
A copper-nickel alloy of composition 60 wt% Ni-40 wt% Cu is slowly heated from a temperature of 1000°C (2370°F). What is the chemical composition of this liquid phase?
What is the shape of the graph between velocity and mass of the vehicle ifother factors remain same? What is the shape of the graph between displacement and power?
A magnesium-lead alloy of mass 5.5 kg consists of a solid phase that has a composition that is just slightly below the solubility limit at 200°C (390°F). (a) What mass of lead is in the alloy?
When triggered, a current of 1.03 x 104 A flows through the wire, which accelerates the wire along the rails. Calculate the final speed of the wire as it leaves the rails. (Neglect friction.)
Determine the minimum coefficient of static friction between the uniform 50 kg spool and the wall so that the spool does not slip.
The buoyancy force acting on a 500 kg balloon is Fb=6KN and the air resistance is Fd=(100v) N where v is in m/s. Determine the terminal velocity of the balloon if it starts from rest.
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