Extracted text: 3. A threaded rod and nut arrangement are guided with two washers, upper and lower washers tightened into a base plate. Considering that the base plate carries a load of 120 kN including its self-weight which is distributed equally: a. Determine the stress on the lower washers before the buts are tightened. b. Determine the stress int the upper washer when the nuts are tightened so as to produce a tension of 5kN on the bolt. Determine the stress int the lower washer when the nuts are tightened so as to produce a tension of 5kN on the bolt. c. 44 mm Upper washer Base plate Lower washer 20 mm 22 mm 50 mm