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What does a current value of "1.60 x 10-17 A” mean in the simulation?

Fluids at rest possess no flow energy. a)- true b)- false

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

In general, how do thermosetting plastics compare to thermoplastics in mechanical and physical properties?