Many have user selectable units of measure: ft/min, m/s, MPH, km/h and knots to accommodate a wide variety of applications. A thermoanemometer is any hot wire or vane anemometer having the added feature of air temperature measurement. Hygro-thermometer anemometers include the features of a ...
The slogan is run trains as fast as necessary, not as fast as possible: expensive investment is justifiable to get the trip times between two knots to be a little less than an hour instead of a little more than an hour, but beyond that, it isn’t worth it, because connecting passengers...
VSLA VSLAM VSLC VSLD VSLED VSLG VSLH VSLHA VSLI VSLL VSLM VSLO VSLP VSLR VSLRC VSLS VSLT VSLY VSM VSMA VSMB VSMBM VSMC VSMCG VSME VSMF VSMFG VSMIMR VSML VSMM VSMMC vSMO VSMOS VSMOTD VSMOW VSMP VSMPH VSMPM VSMPO ...
That reasoning is somewhat suspect even if you accept all the points. But where it really falls down is that it’s based on a false assumption – that “normal” contrails quickly fade away. In reality,normal contrails can persist for hours and spread out to cover the sky. Whether they ...
“The disaster in Houston is partly Mother Nature — natural disasters will happen sometimes whatever we did — but with a powerful assist from human action. Climate change definitely made such an event more likely …” Similarly, Joseph E. Stiglitz (Professor of economics at Columbia, Nobel Pri...
E.g., when I became a glider pilot some 35 years ago, my instructors used to proclaim that “the most dangerous aspect of the sport is the drive to the airport”. This was a widely held belief at the time even though it could not have been further from the truth. And while the sl...
A gale is defined as a very strong wind, with speeds typically ranging from 34 to 47 knots, often affecting maritime activities and causing sea disturbances. 9 Can the impact of a gale be as severe as that of a hurricane? While gales can cause significant damage, especially to maritime act...