Tech A says there are 2 connections made when jump starting a car. Tech B says there are 4 connections made. Who is correct?

A. Tech A
B. Tech B
C. Neither
D. Both

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

Vibration monitoring this technique uses the noise or vibration created by mechanical equipment and in seme cases by plant systems to detemine their actual condtion. a)- true b)- false

For a gate width of 2 m into the paper, determine the force required to hold the gate abc at its location.