Kirchhoff's junction law says that the total current into a junction must equal the total current leaving the junction.

a. True

b. False

The angle of twist can be computed using the material's shear modulus if and only if: (a) - The shear stress is still in the elastic region (b) - The material is ductile (c) - The Young's modulus has also been determined

Two technicians are discussing a vehicle that will not start. Tech A states that a problem with the immobilizer system may be the cause. Tech B states that an open in the starter relay may be the cause. Which technician is correct?

A flow of 100 mgd is to be developed from a 190-mi^2 watershed. At the flow line the area's reservoir is estimated to cover 3900 acres. The annual rainfall is 40 in. the annual runoff is 14 in. and the annual evaporation is 49 in. 1.

A fan that consumes 20 W of electric power when operating is claimed to discharge air from a ventilated room at a rate of 1.0 kg/s at a discharge velocity of 8 m/s. Is the claim reasonable? What if the electric power is 40 W?

Compute the longitudinal modulus of elasticity (in GPa) for a continuous and aligned hybrid composite consisting of aramid and glass fibers in volume fractions of 0.22 and 0.

Brian is responsible for ordering cement for a construction project. He had just determined that the construction crew would need 540 cubic yards of cement when the building owner decided to shorten the driveway, eliminating the need for 44 cubic

Dave is a recruiter for a very large graphic design firm and he is looking for an employee who is willing to give the entire productive hours to activities related to the job. Which quality is he looking for?

Which of the following is a common use for commas? Separating two elements Separating unrelated adjectives Connecting two independent clauses Connecting two dependent clauses

Which component stores energy as potential energy in a mechanical system?

A floor system has W24 x 55 sections spaced 8'-0"" o. c. supporting a floor dead load of 50 psf and a live load of 80 psf. Determine the governing load. Show all work.