Prefatory Why is standing stationary more painful for your legs than walking? When you are walking, the muscles in your legs tend to squeeze the veins. This helps pump the blood back up to your heart countering the effects of gravity better ...
Prefatory Why are battery capacities expressed in Ah and what does it mean? What is an ampere-hour or Ah or mAh mentioned in your batteries? How do you calculate how long your appliance works based on this parameter?Well in simple terms, an ...
Prefatory Past days or Passed days? Generally, you would write "the past few days" but does writing "the passed few days" make sense too? The answer is context. Here's a way to distinguish between the two....
