1.You bought a $1000 corporate bond for $900 three years ago. it is paying $30 in nterest at the end of every 6 months,and it matures in 4 more years. compute its coupon rate
2.The two circular rod segments, one of aluminum and the other of copper, are fixed to the rigid walls such that there is a gap of 0.008 in between them when T1=60 F
3.Choose a pipe to be used as a tension member to resist a service dead load of 10 kips and a service live load of 25 kips. The ends will be connected by welding completely around the circumference of the pipe. The length is 8 feet. Use LRFD.