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Name three manufacturing methods to produce foam parts
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1
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958
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May 10, 2026
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If I have a solid rod and hollow rod with the same mass and I let them roll down a ramp, which one reaches the bottom first and why?
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8
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25801
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January 16, 2026
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How would you characterize the pressure drop across the length of a heatsink
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1
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2788
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September 14, 2025
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How would you tolerance a touch screen assembly to the mounting chassis of a smart phone?
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5
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5104
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August 16, 2025
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Barrel Connector Concentricity
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2
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2310
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July 14, 2025
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What is the difference between stiffness and strength?
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2
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11466
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July 11, 2025
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If two vehicles are identical, why does the one with higher power have wider tires?
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1
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1898
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February 14, 2025
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Given a wall-mounted cantilever beam and a point load at the free end, describe the shear force diagram and bending moment diagram
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3
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21991
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December 9, 2024
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What are some important characteristics for material selection?
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2
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3764
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October 27, 2024
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GD&T: Home Button Placement Problem (Apple)
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3
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11913
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October 16, 2024
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Walk me through the different materials used on the visible exterior of your phone, why those specific materials might be used, and how they are manufactured
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2
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5717
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June 19, 2024
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In the context of injection molding, can you explain the difference between a slide and a lifter? Specifically, how do they operate, and in what situations would you use each mechanism?
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1
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3520
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June 17, 2024
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You have 5kg of Aluminum and 5kg of Steel. You can make whatever cross section beam you want with these materials. If you have to make a cantilever beam 1m long with a load at the end and you want to minimize the deflection. What material would you use?
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8
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11182
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February 2, 2024
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What are the different ways you can identify if a part is steel or aluminum?
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1
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8669
|
August 5, 2020
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If you had designed this rear cover, what are 5 tests that you would conduct on the completed iPod Touch assembly to ensure that your rear cover design met all applicable requirements? Why?
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2
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4898
|
February 15, 2022
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Brainstorm 15-20 ways to remove balloons from a room
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0
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3474
|
October 26, 2022
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iPhone Home Button: How would you design the mechanism of the home button?
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0
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3107
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April 17, 2022
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How do you test for waterproofing on consumer electronic products (smart phone, tablet, etc)?
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3
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4473
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August 28, 2023
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A car on a hill of constant slope accelerates from rest under gravity to a point on the hill. If you want to maximize the velocity of the car at this point, where along the length of the car (e.g. downhill or uphill) would you fix an additional mass?
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2
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10366
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July 24, 2023
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Find the maximum sum of a subarray
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1
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1253
|
July 11, 2023
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Merge two sorted linked lists
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1
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1347
|
July 11, 2023
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Merge overlapping intervals
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1
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1338
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July 11, 2023
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Rank the strength of the following materials from strongest to weakest: carbon fiber, plastic, steel, aluminum
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4
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20322
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June 25, 2023
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5% failure at reliability test, how to solve?
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1
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3335
|
June 13, 2023
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Describe/draw the stress-strain curve between aluminum, steel, hardened steel, & plastics on the same graph
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2
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13288
|
February 24, 2023
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Describe/draw the stress-strain curve of aluminum vs. steel on the same graph
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4
|
65892
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February 5, 2023
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What are six ways to reduce cantilever beam deflection?
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3
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43655
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February 5, 2023
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What are the three common communication protocols? How do they (I2C, SPI, UART) work?
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1
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4355
|
July 31, 2022
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Describe how you approach material selection/design for a component where strength is critical, and how you would approach a different component where stiffness is critical?
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2
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5395
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May 28, 2022
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What are the advantages & disadvantages between a buck converter and a LDO?
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2
|
7330
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May 24, 2022
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