# ENGINEERING PROBLEM SOLVING

Hello, I need some assistance in preperation of my exams.

Sruggling with beginning tihe questions from a mathematical side.

Any help appreciated.

Thanks,

Norman

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STUDENT NAME: STUDENT NO.: UNIVERSITY OF SOUTHERN QUEENSLAND FACULTY OF ENGINEERING AND SURVEYING Course No: ENG3103 Course Name: ENGINEERING PROBLEM SOLVING 3 Assessment No: 4 Internal External This examination carries 45 % of the total assessment for this course Examiner: ANDREW WANDEL Moderator: CHRIS SNOOK Examination Date: 6 NOVEMBER 2009 Time Allowed: Perusal – Ten (10) minutes Working – Two (2) hours Special Instructions: This is a RESTRICTED exam. Writing materials and non-programmable calculators are permitted. Students must note the make and model of the calculator used on the front of the answer book (or examination paper where applicable). This may be subject to checking by the examination supervisor. Paper-based textbooks and notes are also permitted. Students are permitted to write on the examination paper during perusal time. Examination question papers must be submitted at the end of the examination. Label each question clearly. Attempt all questions. The value of each questioHello, I need some assistance in preperation of my exams.

Sruggling with beginning tihe questions from a mathematical side.

Any help appreciated.

Thanks,

Norman

Document Preview:

STUDENT NAME: STUDENT NO.: UNIVERSITY OF SOUTHERN QUEENSLAND FACULTY OF ENGINEERING AND SURVEYING Course No: ENG3103 Course Name: ENGINEERING PROBLEM SOLVING 3 Assessment No: 4 Internal External This examination carries 45 % of the total assessment for this course Examiner: ANDREW WANDEL Moderator: CHRIS SNOOK Examination Date: 6 NOVEMBER 2009 Time Allowed: Perusal – Ten (10) minutes Working – Two (2) hours Special Instructions: This is a RESTRICTED exam. Writing materials and non-programmable calculators are permitted. Students must note the make and model of the calculator used on the front of the answer book (or examination paper where applicable). This may be subject to checking by the examination supervisor. Paper-based textbooks and notes are also permitted. Students are permitted to write on the examination paper during perusal time. Examination question papers must be submitted at the end of the examination. Label each question clearly. Attempt all questions. The value of each question is indicated. Two (2) sheets of A4 linear graph paper are supplied. All examination question papers must be submitted to supervisors at the end of every examination and returned to USQ. Any non-USQ copyright material used herein is reproduced under the provisions of Section 200(1)(b) of the Copyright Amendment Act 1980. XX

ENG3103 ENGINEERING PROBLEM SOLVING 3 NOVEMBER 2009 Page 1 Page 1 of 4 QUESTION 1 (120 marks) The temperature inside a wind tunnel of length 4 m is shown in Figure 1: -2 -1.5 -1 -0.5 0 0.5 1 1.5 2 -35 -30 -25 -20 -15 -10 -505 10 15 x (m) T (°C) Temperature inside Tunnel Figure 1: Temperature inside wind tunnel This temperature distribution is found to obey the relation: T(x)= 3×3 -5×2 +10 (1) where x is in metres and T temperature in degrees Celsius. The location inside the tunnel where water freezes is required. You are to: (a) Propose a methodolHello, I need some assistance in preperation of my exams.

Sruggling with beginning tihe questions from a mathematical side.

Any help appreciated.

Thanks,

Norman

Document Preview:

STUDENT NAME: STUDENT NO.: UNIVERSITY OF SOUTHERN QUEENSLAND FACULTY OF ENGINEERING AND SURVEYING Course No: ENG3103 Course Name: ENGINEERING PROBLEM SOLVING 3 Assessment No: 4 Internal External This examination carries 45 % of the total assessment for this course Examiner: ANDREW WANDEL Moderator: CHRIS SNOOK Examination Date: 6 NOVEMBER 2009 Time Allowed: Perusal – Ten (10) minutes Working – Two (2) hours Special Instructions: This is a RESTRICTED exam. Writing materials and non-programmable calculators are permitted. Students must note the make and model of the calculator used on the front of the answer book (or examination paper where applicable). This may be subject to checking by the examination supervisor. Paper-based textbooks and notes are also permitted. Students are permitted to write on the examination paper during perusal time. Examination question papers must be submitted at the end of the examination. Label each question clearly. Attempt all questions. The value of each question is indicated. Two (2) sheets of A4 linear graph paper are supplied. All examination question papers must be submitted to supervisors at the end of every examination and returned to USQ. Any non-USQ copyright material used herein is reproduced under the provisions of Section 200(1)(b) of the Copyright Amendment Act 1980. XX

ENG3103 ENGINEERING PROBLEM SOLVING 3 NOVEMBER 2009 Page 1 Page 1 of 4 QUESTION 1 (120 marks) The temperature inside a wind tunnel of length 4 m is shown in Figure 1: -2 -1.5 -1 -0.5 0 0.5 1 1.5 2 -35 -30 -25 -20 -15 -10 -505 10 15 x (m) T (°C) Temperature inside Tunnel Figure 1: Temperature inside wind tunnel This temperature distribution is found to obey the relation: T(x)= 3×3 -5×2 +10 (1) where x is in metres and T temperature in degrees Celsius. The location inside the tunnel where water freezes is required. You are to: (a) Propose a methodology for finding the location where T = 0°C and justify the selection. (40 marks) (b) By hand, find the value of…

Attachments:ogy for finding the location where T = 0°C and justify the selection. (40 marks) (b) By hand, find the value of…

Attachments:n is indicated. Two (2) sheets of A4 linear graph paper are supplied. All examination question papers must be submitted to supervisors at the end of every examination and returned to USQ. Any non-USQ copyright material used herein is reproduced under the provisions of Section 200(1)(b) of the Copyright Amendment Act 1980. XX

ENG3103 ENGINEERING PROBLEM SOLVING 3 NOVEMBER 2009 Page 1 Page 1 of 4 QUESTION 1 (120 marks) The temperature inside a wind tunnel of length 4 m is shown in Figure 1: -2 -1.5 -1 -0.5 0 0.5 1 1.5 2 -35 -30 -25 -20 -15 -10 -505 10 15 x (m) T (°C) Temperature inside Tunnel Figure 1: Temperature inside wind tunnel This temperature distribution is found to obey the relation: T(x)= 3×3 -5×2 +10 (1) where x is in metres and T temperature in degrees Celsius. The location inside the tunnel where water freezes is required. You are to: (a) Propose a methodology for finding the location where T = 0°C and justify the selection. (40 marks) (b) By hand, find the value of…

Attachments: