BMayer@ChabotCollege.edu • ENGR-45_Photo_Scaling_Exercise.ppt1

Bruce Mayer, PE Engineering-45: Materials of Engineering

Bruce Mayer, PELicensed Electrical & Mechanical Engineer

BMayer@ChabotCollege.edu

Engineering 45

Photo Photo ScalingScalingExerciseExercise

BMayer@ChabotCollege.edu • ENGR-45_Photo_Scaling_Exercise.ppt2

Bruce Mayer, PE Engineering-45: Materials of Engineering

Photo Scaling ProblemPhoto Scaling Problem

The “Wheel Base” of an AutoMobile is the horizontal distance between the Centers of the Front & Back Wheels of the Car

On the next page is a photo of a MiniVan PROBLEM → Determine to the nearest-inch

the MiniVan WheelBase using a Ruler and a Calculator• HINT: notice the LETTER-Size Piece of Paper

on the Side of the Van

BMayer@ChabotCollege.edu • ENGR-45_Photo_Scaling_Exercise.ppt3

Bruce Mayer, PE Engineering-45: Materials of Engineering

Find WheelBase, LFind WheelBase, LBB

LB = __________________________

• SHOW Work on this & Next Page

BMayer@ChabotCollege.edu • ENGR-45_Photo_Scaling_Exercise.ppt4

Bruce Mayer, PE Engineering-45: Materials of Engineering

Show Work for LShow Work for LBB

Name

BMayer@ChabotCollege.edu • ENGR-45_Photo_Scaling_Exercise.ppt5

Bruce Mayer, PE Engineering-45: Materials of Engineering

Find WheelBase, LFind WheelBase, LBB SOLUTION SOLUTION

LB = 168 (RealWorld) inches

• SHOW Work on this & Next Page

BMayer@ChabotCollege.edu • ENGR-45_Photo_Scaling_Exercise.ppt6

Bruce Mayer, PE Engineering-45: Materials of Engineering

Show Work for LShow Work for LBB SOLUTION SOLUTION