What Are Tolerances on Dimensions with Deviations in DIN 16901?
2018年6月27日 · In summary, the conversation was about a drawing referencing DIN 16901 for tolerances and a table of DIN 16091 that was unclear. The first half of the table had + and - …
Current draw of a motor, under different situations - Physics Forums
2012年3月13日 · where the r turns to z. on an induction motor (lawn mower, power drill ?, furnace motor, fridge/freezer motor) when the less than designed voltage is applied to the device that …
Learn the Fundamentals of the Diffraction Grating Spectrometer
2024年8月17日 · Yes – I was aware of Parthey's measurements. In fact it was only because of comparing these against calculated values (per Dirac energy formula), that I discovered there …
Delete Old Revision Clouds on Drawings When Doing New …
2020年8月21日 · I believe it says you're supposed to delete old revision clouds on a drawing when putting a new revision on the drawing. I read Y14.35 "Revision of Engineering Drawings" …
Measuring 3 Phase Current: Tips for Determining Motor Draw
2010年2月1日 · Taking the average is okay, but I generally like to consider the highest reading when sizing components (wire, contactor, fuses, etc.). As things get older and worn (contact …
Using a set square to reduce parallax error - Physics Forums
2016年5月29日 · Homework Statement In one of my revision guides, there is an experiment for calculating the acceleration of free fall using the electromagnet and trap door...
Experiment about diode related to temperature and potential …
2023年4月15日 · After heating the diode, I am thinking about just connecting it to the circuit and decreasing the value of the rheostat until I get reading in ammeter. Then I make table …
Reading a spectrum graph for vibration analysis - Physics Forums
2010年5月15日 · Analysis Graph Reading Spectrum Vibration In summary, the conversation discusses the confusion around amplitude at different frequencies, specifically 1x, 2x, and 3x. …
Charging Capacitor with one terminal grounded - Physics Forums
2024年2月15日 · In the drawing from the book, with no earth resistance, the current will be limited by other resistances, like internal to the battery, or the connecting wires. When the resistance …
Orientation of 8-Pin IC Without Notch: Help Needed - Physics …
2009年1月8日 · Hello! I have an 8-pin IC that does NOT have a notch in it, and I'm a bit confused on the orientation. The schematic I'm using specifies the orientation using a notch, as does the …