1
GATE ME 1996
MCQ (Single Correct Answer)
+1
-0.3
If at the optimum in a linear programming problem, a dual variable corresponding to a particular primal constraint is zero, then it means that
A
Right hand side of the primal constraint can be altered without affecting the optimum solution
B
Changing the right hand side of the primal constraint will disturb the optimum solution
C
The objective function is unbounded
D
The problem is degenerate
2
GATE ME 1996
Subjective
+5
-0
A job shop incurs a cost of Rs.$$60$$/- per day for each day a job is in the shop. At the beginning of a month there are five jobs in the shop with the following data: GATE ME 1996 Industrial Engineering - Scheduling Question 2 English

Which schedule will minimize the total cost?
What is the minimum total cost?
Which jobs (if any) fail to meet their due dates?

3
GATE ME 1996
MCQ (Single Correct Answer)
+1
-0.3
A solid shaft can resist a bending moment of $$3.0$$ $$kNm$$ and a twisting moment of $$4.0$$ $$kNm$$ together, then the maximum torque that can be applied is
A
$$7.0$$ $$kNm$$
B
$$3.5$$ $$kNm$$
C
$$4.5$$ $$kNm$$
D
$$5.0$$ $$kNm$$
4
GATE ME 1996
MCQ (Single Correct Answer)
+1
-0.3
If the ratio of the diameter of river hole to the pitch of rivets is $$0.25$$, then the tearing Efficiency of the joint is
A
$$0.50$$
B
$$0.75$$
C
$$0.25$$
D
$$0.87$$
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