When you inapeet the landing gear after uncoupling the trailer, where should the tractor be?
Completely clear of the trailer
With the tractor frame under the trailer

Coiled springs ought to be very strong and stiff. si3n4 is a strong, stiff material. would you select this material for a spring? explain.

Burgers vector is generally parallel to the dislocation line. a)-true b)-false

Water vapor initially at 10 bar and 400 °c is contained within a piston-cylinder assembly. the water lost heat to the surrounding according to isochoric (iso-volumetric) process until its temperature is 150 °c. the water is then condensed isothermally to saturated liquid. for the water as a system, calculate the work in kj/kg