Engineering, 06.08.2021 02:50 koshh4
An alternating voltage of 100v,50Hz is applied across an impedance of (20-j30), calculate the resistance, capacitance, current, phase, angle between current and voltage.
Answers: 3
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Asolid cylinder is concentric with a straight pipe. the cylinder is 0.5 m long and has an outside diameter of 8 cm. the pipe has an inside diameter of 8.5 cm. the annulus between the cylinder ad the pipe contains stationary oil. the oil has a specific gravity of 0.92 and a kinematic viscosity of 5.57 x 10-4 m2/s. most nearly, what is the force needed to move the cylinder along the pipe at a constant velocity of 1 m/s?
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The quality is zero at a)-the saturated vapour state b)-the saturated liquid state c)-the saturated liquid-vapour mixture state d)-none of the states in the other answers
Answers: 3
An alternating voltage of 100v,50Hz is applied across an impedance of (20-j30), calculate the resist...
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