A picture is supported by two vertical strings; if the weight of the picture is 50 N what is the force exerted by each string?
​

Shafts are machine elements that are used to a) carry axial loads b) direct shear loads c) transmit power d) rotate at constant speed e) none of the above circular and square shafts subjected to the same torque under the same circum behave a) the same way b) almost the same way

Draw the engineering stress-strain curve for (a) bcc; (b) fcc metals and mark important points.

Which of the following refers to refers to how well the control system responds to sudden changes in the system. a)-transient regulation b)- distributed regulation c)-constant regulation d)-steady-state regulation