Production and Industrial Engineering
2021 · Paper 1
Take it one question at a time. Try an answer, then check your understanding.
Complete GATE PI 2021 Paper 1 overview, original pages and practice · Timed previous-paper practice
Questions 61–63 of 65. Imported answers require review unless explicitly marked reviewed.
Question 51
Open questionPINAT2 marksNeeds review
Consider the truss shown in the figure. The members AB, BC, and CA are all rigid and form an equilateral triangle. The contact between roller and ground at C is frictionless. If the self-weight of members is neglected, the force in member BC in N is (negative sign should be used if the force is compressive and positive if the force in the member is tensile) ________.
[round off to one decimal place]
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Open questionPINAT2 marksNeeds review
A fluid with dynamic viscosity
Pa.s is flowing through a circular pipe with diameter 1 cm. If the flow rate (discharge) in the pipe is 0.2 liter/s, the maximum velocity in m/s of the fluid in the pipe is (assume fully developed flow and take fluid density
kg/m³) ________. [round off to one decimal place]Log in to check the answer
You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answerQuestion 53
Open questionPINAT2 marksNeeds review
Values of function
at discrete values of
for
are given in table. Using trapezoidal rule,
________.
[round off to one decimal place]x | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 |
|---|---|---|---|---|---|---|---|---|---|---|---|
y(x) | 5 | 3 | 0 | -5 | -10 | -6 | 0 | 5 | 11 | 18 | 30 |
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