Multiple choice question for engineering Set 1 1. The eutectic point in the iron-iron carbide phase diagram occurs at __________ weight % composition of carbon. a) 0.022 b) 0.77 c) 2.11 d) 4.30 AnswerAnswer: d [Reason:] The iron-iron carbide equilibrium diagram is constructed by plotting the composition of carbon against the temperature. At 4.3 weight…