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ENGR103-FA17 Version C Final Exam Student Name: Section: Instructions: This exam

ID: 2087219 • Letter: E

Question

ENGR103-FA17 Version C Final Exam Student Name: Section: Instructions: This exam is worth 100 points. Each question is worth 2 points. This exam is closed book and closed notes. You are allowed to use your calculator and the unit conversion and formula sheets provided. No cell phones or other devices that can access the internet are allowed. On the provided scan-tron answer sheet, fill out your Last Name followed by a space then your First Name in the NAME section. In the IDENTIFICATION Number Section, put in your CWID. In the SPECIAL CODE section, put in your section number as 1030xx. All students in attendance at the University of Alabama are expected to be honorable and observe standards of conduct appropriate to a community of scholars. The University expects from its students a higher standard of conduct than the minimum required to avoid discipline. All acts of dishonesty in any academic work constitute academic misconduct. TRUE FALSE On the scan-tron answer sheet use bubble A for TRUE and bubble B for FALSE. START YOUR SCANTRON AT THIS NUMBER ? ? 101. True False An isometric drawing is a projection method that is drawn such that parallel lines appear closer together the farther away they get from the perspective of the viewer. 102. True False A change of 1°C is less than a change of 1 K. 103. True False A heat engine converts potential energy into heat. 104. True False If two resistors are in series, they must have the same voltage drop across them. 105. True False Given vectors A, B, and c, (A+B) - C = 3 + (-+). 106. True False In a body equilibrium problem, the reaction in a pin support can only be in the normal direction. 107. True False When considering only concurrent forces in a static equilibrium problem, we do not need to calculate moments. 108. True False Any position vector from the point of reference (the point that the moment is calculated about) to the line of action of the force can be used to compute moment of force. 109. True False If the sum of all the moments applied to a body is equal to zero and the sum of all the forces applied to a body is equal to zero, the body must be in equilibrium.

Explanation / Answer

101.TRUE 102.FALSE 103.FALSE 104.TRUE 105.FALSE 106.TRUE 107.TRUE 108.TRUE 109.TRUE