Acylindrical tank is required to contain a gage pressure 640 kpa . the tank is to be made of a516 grade 60 steel with a maximum allowable normal stress of 150 mpa . if the inner diameter of the tank is 2.6 m , what is the minimum thickness, t, of the wall?

Which of the following statements is true about women and minorities in early psychology? a. in the early 20th century, numerous graduate schools recruited women and minorities to study psychology. b. opportunities in higher education were limited for women and minorities in the early 20th century due to discrimination. c. despite some obstacles, there were numerous employment opportunities for women and minorities. d. women and minorities were often selected to do academic research in an effort to make the field more diverse.

How is sound energy produced a. vibrating objects b. objects being heated c. temperature differences d. stationary objects

What describes the particles in a liquid