Web9 okt. 2024 · Three forces #F_1 = 2i +3jN, F_2 = 5i -jN and F_3 = 3i + ajN#, act on a box. The resultant force acts in the direction #2i+j#. What is the value of #a# and the magnitude of the resultant force? Physics. 1 Answer sjc Oct 9, … Web16 aug. 2024 · The torque of a force 5^i + 3^j − 7^k 5 i ^ + 3 j ^ − 7 k ^ about the origin is τ τ. If the force acts on a particle whose position vector is If the force acts on a particle …
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WebA.B 2i j k . i j 3kˆ ˆ ˆ ˆ ˆ ˆ A B 2 1 1 1 1 3 = cos 1 4 6 11 = 60.5° approx. Q.3: If A 2i 3j 7k and B 2i j k ˆ ˆ ˆ ˆˆ ˆ , then show that A and B are perpendicular to each other. Solution : A.B = 2i 3j 7k . 2i j kˆ ˆ ˆ ˆ ˆ ˆ = – 4 – 3 + 7 = 0 so A.B = A B cos 0 Web1 apr. 2024 · Forces of magnitudes 5 and 3 units acting in the directions 6i + 2j + 3k and 3i + 2j + 6k respectively act on a particle which is displaced from the point (2, 2, –1) to (4, 3, 1). Find the work done by the forces. vectors jee jee mains 1 Answer +2 votes answered Apr 1, 2024 by Anika (71.0k points) selected Apr 1, 2024 by Vikash Kumar redis bgsave save
Two forces F 1=7 i+2 j N and F 2= 5 i+3 j N act on a particle. The ...
Web1 feb. 2024 · About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright ... WebIS_456_Plain-de_of_PracticecÁð›cÁð›BOOKMOBI Œ ° $ Î ' .… 5b >Y FÞ OÐ X `I h” oÙ wa }¹ …v ¶"•Ÿ$ 4&¥ (t*µ‹,¼ÿ.ÃQ0Ë 2Ó94Ú©6ã 8ês:òÙû/> G@ zB °D F #hH , J 4L ;åN AÛP IYR P T X V ^ X eTZ l–\ tx^ {À` ƒ\b ‹ d ’°f š h j §–l ®Än ¶½p ¾2r Æ t Îev Ö x Ý„z äB ër~ òw€ û ‚ _„ ”† ¡ˆ íŠ Œ (LŽ /Å 8 ’ ? ” Go– Mo ... WebWhat I want to do in this video is explore the idea of a unit vector. A unit vector is just a vector that goes in a particular direction that has a magnitude of one. Let's take an example. Let's say that I have the vector, let's say the vector A, and in the horizontal direction for every three that it moves in the vertical direction it moves up ... rediscover jesus