20 окт. 2014 г. · d means "a little of" Example: x=distance, t=time. The velocity (speed) is equal to dx/dt. If you make a small change in location over a small amount of time, |
4 июн. 2022 г. · The magnetic field goes from North Pole to the South Pole. All the other arrows point towards direction of North meanwhile the arrow at D points towards South. |
30 янв. 2014 г. · 'd' -- means an 'infinitesimal' change, or a "differential form." It's kind of like a limit as Δt -> 0, but it is compatible with relative rates ... |
23 нояб. 2020 г. · Brightness depends on emf. Current does not change the brightness. As long as the voltmeter reading did not change, neither will the brightness. |
27 янв. 2024 г. · because we have been told that pd across Y increases with temperature, Y itself can't be a thermistor since it varies directly with temperature. |
30 мар. 2021 г. · dp is the rise, dy is the run, except the use of "d" here mean that the rise and run are "infinitesimal" |
17 мар. 2022 г. · Hi this is a bit of a late reply, but I'll try my best to explain it. Imagine that instead of a wave, the person was throwing a ball to a wall ... |
24 апр. 2023 г. · Can someone explain how you get to D as the answer? Is it because there is no change in KE (const. speed)?. Any help is greatly appreciated. |
1 июн. 2023 г. · You need to take into account the background radiation which is Y. So the actually radiation from the source is X-Y. |
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