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<meta name="description" content="What is the duration of a plane's flight from Novosibirsk to Moscow and back in a straight line, if the wind blows at an angle \alpha to the track at a speed u during the entire flight? The speed of the aircraft relative to the air v, the length of the route L. In which wind direction is the maximum flight duration?">
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<meta property="og:description" content="What is the duration of a plane's flight from Novosibirsk to Moscow and back in a straight line, if the wind blows at an angle \alpha to the track at a speed u during the entire flight? The speed of the aircraft relative to the air v, the length of the route L. In which wind direction is the maximum flight duration?">
<title>What is the duration of a plane's flight from Novosibirsk to Moscow and back in a straight line, if the wind blows at an angle \alpha to the track at a speed u during the entire flight? The speed of the aircraft relative to the air v, the length of the route L. In which wind direction is the maximum flight duration?</title>
$1.4.7^*.$ What is the duration of a plane's flight from Novosibirsk to Moscow and back in a straight line, if the wind blows at an angle $\alpha$ to the track at a speed $u$ during the entire flight? The speed of the aircraft relative to the air $v$, the length of the route $L$. In which wind direction is the maximum flight duration?
<small>All rights belong to the authors. <br> Commercial use of materials - with the written permission of the authors. <br> alex@savchenkosolutions.com <br></small>
<meta name="keywords" content="Savchenko Problems in Physics, Savchenko solutions, physics problems, physics olympiad preparation, IPhO, Jaan Kalda">
<meta name="keywords" content="Savchenko Problems in Physics, Savchenko solutions, physics problems, physics olympiad preparation, IPhO, Jaan Kalda">
<meta name="description" content="What is the duration of a plane's flight from Novosibirsk to Moscow and back in a straight line, if the wind blows at an angle \alpha to the track at a speed u during the entire flight? The speed of the aircraft relative to the air v, the length of the route L. In which wind direction is the maximum flight duration?">
<meta name="description" content="What is the duration of a plane's flight from Novosibirsk to Moscow and back in a straight line, if the wind blows at an angle \alpha to the track at a speed u during the entire flight? The speed of the aircraft relative to the air v, the length of the route L. In which wind direction is the maximum flight duration?">
<meta property="og:title" content="What is the duration of a plane's flight from Novosibirsk to Moscow and back in a straight line, if the wind blows at an angle \alpha to the track at a speed u during the entire flight? The speed of the aircraft relative to the air v, the length of the route L. In which wind direction is the maximum flight duration?">
<meta property="og:title" content="What is the duration of a plane's flight from Novosibirsk to Moscow and back in a straight line, if the wind blows at an angle \alpha to the track at a speed u during the entire flight? The speed of the aircraft relative to the air v, the length of the route L. In which wind direction is the maximum flight duration?">
<meta property="og:image" content="img/logo.png">
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@@ -14,9 +14,9 @@
<meta property="og:description" content="What is the duration of a plane's flight from Novosibirsk to Moscow and back in a straight line, if the wind blows at an angle \alpha to the track at a speed u during the entire flight? The speed of the aircraft relative to the air v, the length of the route L. In which wind direction is the maximum flight duration?">
<meta property="og:description" content="What is the duration of a plane's flight from Novosibirsk to Moscow and back in a straight line, if the wind blows at an angle \alpha to the track at a speed u during the entire flight? The speed of the aircraft relative to the air v, the length of the route L. In which wind direction is the maximum flight duration?">
<title>What is the duration of a plane's flight from Novosibirsk to Moscow and back in a straight line, if the wind blows at an angle \alpha to the track at a speed u during the entire flight? The speed of the aircraft relative to the air v, the length of the route L. In which wind direction is the maximum flight duration?</title>
<title>What is the duration of a plane's flight from Novosibirsk to Moscow and back in a straight line, if the wind blows at an angle \alpha to the track at a speed u during the entire flight? The speed of the aircraft relative to the air v, the length of the route L. In which wind direction is the maximum flight duration?</title>
$1.4.7^*.$ What is the duration of a plane's flight from Novosibirsk to Moscow and back in a straight line, if the wind blows at an angle $\alpha$ to the track at a speed $u$ during the entire flight? The speed of the aircraft relative to the air $v$, the length of the route $L$. In which wind direction is the maximum flight duration?
$1.4.7^*.$ What is the duration of a plane's flight from Novosibirsk to Moscow and back in a straight line, if the wind blows at an angle $\alpha$ to the track at a speed $u$ during the entire flight? The speed of the aircraft relative to the air $v$, the length of the route $L$. In which wind direction is the maximum flight duration?
<small>All rights belong to the authors. <br> Commercial use of materials - with the written permission of the authors. <br> alex@savchenkosolutions.com <br></small>
<small>All rights belong to the authors. <br> Commercial use of materials - with the written permission of the authors. <br> alex@savchenkosolutions.com <br></small>
