2 A tunnelling machine drills 500 metres. Use your values from the table to estimate the cost of drilling if the firstmetre costs
£X and each extra metre costs £Y.

Which of the following is an easy way to remember the modified “x” tire rotation? a. nondrive wheels straight, cross the drive wheels b. drive wheels straight, cross the nondrive wheels c. drive wheels crossed, nondrive wheels straight d. drive wheels crossed, nondrive wheels crossed

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

The characteristic roots of a dynamic system are: 1.7920 1.8160 i, -1.7920 1.8160 i, -0.4160 what is the order of this system? what are the settling time and damping ratio of the system?