How can I use the flux density B formula if I don't know magnetic flux

An engineering firm just lost one of their larger customers. The firm president says that the solution to this problem is to fire three engineers to balance the firm's workforce with the current level of business.

A 21-mm-diameter steel bar is to be used as a torsion spring. If the torsional stress in the bar is not to exceed 109 MPa when one end is twisted through an angle of 15°, what must be the length of the bar?

Identify the four engineering economy symbols and their values from the following problem statement. Use a question mark with the symbol whose value is to be determined.

An electric heater draws 12 A from a 120 V power source. How much powe heater dissipate? (a) 10 W (b) 1200 W (c) 1440 W (d) 17,280 W

An airplane flies from San Francisco to Washington DC at an air speed of 800 km/hr. Assume Washington is due east of San Francisco at a distance of 6000 km.

Emergency plans are being formulated so that rapid action can be taken in the event of an equipment failure. It is predicted that if a particular pipeline were to rupture, it would release ammonia at a rate of 100 lb/s.

Select the correct answer from each drop down menu. What does Hooke's Law explain? If the external force is larger than the (1.) size (2.) volume (3.

Roentgens are used to measure the amount of: uranium fuel burned radiation hydrogen isotopes

What is the maximum % carbon for structural steel?

An airplane flies from San Francisco to Washington DC at an air speed of 800 km/hr. Assume Washington is due east of San Francisco at a distance of 6000 km.