Engineering Questions, Problems & Solutions : TransWikia.com ~ Page 73

What are the LENOVO YOGA 3 USB-like inlet 20V 2A wiring/signal/voltage specs?

I have an unknown-history Lenovo Yoga 3 Fold-Back Keyboard Laptop that I am trying to charge/test/repair I and don't have a OEM or aftermarket power adapter. The power input...

Asked on 12/21/2020 by Nissim Nanach

1 answer

How to calculate the force that a liquid creates on the wall of an underground reservoir

I would like to calculate the force exerted on the wall of an underground reservoir. The volume of rocks surrounding the reservoir creates a force equal to the product of...

Asked on 12/21/2020

2 answer

What is the most common control method in Underfloor heating?

I am trying to research the common methods on an underfloor heating system that are available in the market.I know there are usually, On/Off control to control the flow...

Asked on 12/20/2020 by Tanay Rastogi

1 answer

Feedback loop and zero - error in steady state

I need help with this exercise. I 've tried many times with pen and paper but I'm stuck. I don't want a full answer but some feedback ....

Asked on 12/20/2020 by brucebanner

1 answer

What is the accepted way to write units when specifying multiple dimensions?

When writing out dimensions in the form height x width x depth, what should you write for the units? For example, I can think of a few ways to approach...

Asked on 12/19/2020 by JolonB

5 answer

Question about length of commercial augers

I am planning on buying a 16mm auger for a project of mine. I was wondering if the length given(such as 460mm) included the shank and tang or if it...

Asked on 12/19/2020 by Guesty

1 answer

Fixing a stepper motor by its shaft

Suppose I have a small stepper motor, and for reasons (like wiring considerations) it is advantageous for me to not actually have the motor's body fixed as the shaft rotates,...

Asked on 12/18/2020 by dvd280

1 answer

What would you call this mining vehicle? (Ural-20R, used in mining)

On the image below is a mining machine produced by the Kopeysk Machine-Building Plant. I'm not sure how to call it in English. The Russian name is...

Asked on 12/18/2020 by CopperKettle

2 answer

Hydraulic lift connected to two pistons

I just finished a problem, and got the correct answer, however I am confused on one of the mathematical operations that must be performed in order to get the correct...

Asked on 12/17/2020 by sdedt1

1 answer

How to find press fit/ slip fit for non standard size parts?

I am looking for calculator or chart for slip fit and press fit for non standard size parts. For example, I have oversized dowel pin 10mm +0.03/+0.01 diameter. I need...

Asked on 12/17/2020

2 answer

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