The steel plate is 0.3 m thick and has a mass density of 7850 kg/m3 . a) Determine the location of its center of mass (x, ӯ). b) Find the reaction at the pin A and roller support B.

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

Which one from below is not one of the reasons of planning failures? (clo3) a)-planner is careless. b-planner spend less time in the field but more time on the desk c)-planner is not qualified d)-planner does not have sufficient time to properly plan

Prove the equivalence between the two statements of the 2nd law of thermodynamics (i. e., a violation of one statement leads to the violatio the other statement)