A rectangular beam 60mm wide and 150mm deep, is simply supported over the span of 6m. if the beam is subjected to a center point load of
12KN.
Find the maximum bending stress induce in the beam section.

What are the applications of electromagnetic waves

Engineers find a new metal that is stronger than steel but much lighter. this material is also significantly cheaper than what is currently used for most aircraft, available in large quantities, and easy to manufacture. the engineers are excited because this new material will lower the costs of buying and operating airplanes for companies. what is probably the best step for the engineers to make next?

Atemperature inversion can cause a warm air mass to move over a colder air mass. this traps the colder air mass and prevents surface air from rising. this may result in which of these? a) smog b) acid rain c) freezing rain d) a thunderstorm