|
What are the equations of motion for a mass-spring damper system?
|
|
2
|
456
|
October 4, 2020
|
|
What are the key components in a consumer electronic laptop?
|
|
3
|
472
|
October 3, 2020
|
|
What sensors are used in an Xbox Kinect? Explain how these sensors work and why are they are used
|
|
2
|
310
|
October 3, 2020
|
|
The buckle on your backpack is breaking. How would you redesign the part to ensure this doesn't happen?
|
|
2
|
582
|
August 10, 2020
|
|
Is it faster to cook pasta if you add it in before or after a pot of water starts boiling?
|
|
1
|
462
|
August 5, 2020
|
|
If I have sealed tubing subjected to its maximum pressure rating, where would it fail and why?
|
|
2
|
407
|
October 3, 2020
|
|
How would you measure air pressure of an airplane?
|
|
1
|
167
|
October 3, 2020
|
|
If you only use you hot tub during the weekend, is it more efficient to leave it on all the time or turn it on only for the weekend?
|
|
1
|
211
|
October 3, 2020
|
|
Imagine a dashed diver line down a mile length of a straight road. Explain how you would calculate the volume of paint required for this mile stretch of road
|
|
1
|
193
|
October 3, 2020
|
|
A floating helium balloon is in the backseat of a car. If the car accelerates forward, which direction does the balloon float and why?
|
|
2
|
556
|
August 4, 2020
|
|
What are six ways to reduce cantilever beam deflection?
|
|
3
|
1592
|
October 1, 2020
|
|
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?
|
|
3
|
981
|
October 1, 2020
|
|
Two cars are at the top of a hill. One car is just a simple wheel axle car (not power), one car has a spring suspension system. Which one will reach first?
|
|
1
|
356
|
September 28, 2020
|
|
How can you reduce moisture absorption in nylon?
|
|
2
|
506
|
September 28, 2020
|
|
You have a stool with four legs, two are Aluminum, two are steel. All legs are identical in geometry (area/length). If you continiously heat up this stool, how will the load share change over as time goes on?
|
|
1
|
293
|
September 28, 2020
|
|
A steel tube and a brass rod are concentrically located. their ends are fixed on both sides using rigid plates. One of these plates is fixed to the wall, the other is free. Heat is applied to the system, explain the stresses that develop in the system
|
|
2
|
850
|
September 24, 2020
|
|
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
|
|
1
|
277
|
August 6, 2020
|
|
How do the strength-to-weight ratio of aluminum vs. steel compare?
|
|
2
|
448
|
August 7, 2020
|
|
You put a glass of water on a record turntable and begin slowly increasing the speed. What happens first? Does the glass slide off or tip over, or does the water splash out?
|
|
2
|
881
|
August 6, 2020
|
|
What are the three laws of thermodynamics?
|
|
2
|
2738
|
August 2, 2020
|
|
What graph would you look at to see whether a material would fail from long-term exposure to vibrations?
|
|
2
|
722
|
September 11, 2020
|
|
Can you describe the injection molding manufacturing process?
|
|
1
|
183
|
August 9, 2020
|
|
You have a concentrated load at the center of a beam with two point supports on either end. Describe the shear force and bending moment diagram
|
|
2
|
311
|
July 27, 2020
|
|
A disk with the hole in the middle is heated. Does the hole get bigger, smaller, or stay the same size?
|
|
2
|
481
|
August 5, 2020
|
|
Run me through the types of testing you would conduct on an Oculus Rift
|
|
1
|
167
|
September 2, 2020
|
|
How far out do you expect a tape measurer to extend before it begins to fall? What type of failure mode does this encompass?
|
|
1
|
244
|
September 2, 2020
|
|
A garden hose has stopped flow. There is constant static pressure and no water hammer. Why does hose have tear in axial direction at the end of the hose?
|
|
1
|
167
|
August 8, 2020
|
|
What are design for manufacturability (DFM) considerations you would assess while designing an injection molded part?
|
|
2
|
417
|
August 8, 2020
|
|
What techniques are used to mitigate rotational vibration on a hard disk?
|
|
1
|
259
|
August 8, 2020
|
|
When you source manufacturing, how do you ensure they are building what you intended to design?
|
|
1
|
165
|
August 8, 2020
|
