Engineering, 31.05.2020 19:58 emilyproce
Suppose that the material to be used in a fuse melts when the current density rises to 459 A/cm2. What diameter of cylindrical wire should be used to limit the current to 0.53 A?
Answers: 3
Engineering, 04.07.2019 18:10, oliviasoreo92
Compute the pressure drop of 30°c air flowing with a mean velocity of 8 m/s in a circular sheet-metal duct 300 mm in diameter and 15 m long. use a friction factor, f 0.02, and pair = 1.1644 kg/m a. 37.26 pa b. 25.27 pa n c. 29.34 pa d. 30.52 pa
Answers: 1
Engineering, 04.07.2019 19:10, santosbeti90
With increases in magnification, which of the following occur? a. the field of view decreases. b. the ambient illumination decreases. c. the larger parts can be measured. d. the eyepiece must be raised.
Answers: 1
Suppose that the material to be used in a fuse melts when the current density rises to 459 A/cm2. Wh...