47. An aircraft flies with a velocity lower by 39 m- s* at 7400 m elevation, (T =- 49 C° at 7400 m) and (T =- 53 C° at 8400 m, M = 1.3), find the difference between Mach no.s. sjli pis ail lc %3D
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- wHillary clintun steris at her prison celldoor and walks 20m tD the ea t followed by lom to the north, then 5m west to reach thhe mess hallewhat was her displacement tor this walle in magnitule- dincetion for mat? A) 26,9 m at 33,7 N of E BIS.4m at 21,8 N of w ois.om at 33,73N of E D 8,0m at 2),80 N of w D18.0m mat 21.o Nof E3. A plane is travelling with a velocity relative to the air of 3.5 × 10² km/h [N 35° W] as it passes over Kitchener-Waterloo. The wind velocity is 62 km/h [S]. a) Determine the velocity of the plane relative to the ground. Ans: 3.0 × 10² km/h [N42° W] b) Determine the displacement of the plane after 1.2 h. Ans: 3.6 × 10² km [N 42° W]1. An ebjest's psiun s a Tuntiken ef lime in de a-linxtien is given by, xit) = 3t' +7e- -1 (Assume coestants heve ponper SI Liies. 1 Whar is the obyect's zverage velocity bece een t- andt-5 seccucs? b. Whar is tie nbject's average azceleration bece een t-li adt-5 se:onds?
- 2.) The surface of a equation hct,y A mountain climber is at the point (500,300, 4390), IIn what direction should the climber move in arder to ascend of Hhe greotest rate? What would be the 3leepness in that direction 2 mountain is modeled by the = So00 - 0.001 *-0.004 4 OltI would like help with 4a. I got -310 but I think I did it wrong....6. A river is 85 meters wide, and has a current speed of 5.0 m/s. A swimmer is capable of swimming at 8.0 m/sin a pool.a) If the swimmer pointed directly across the river, how far downstream would they end up aftercrossing the river? b) If the swimmer wished to traverse directly across the river, what angle should they direct theirswim?
- 2. An airplane flying N30° W at 150 km/h encounters a wind blowing E5 N at 40 km/h. Determine the resultant ground velocity of the plane. Include a vector diagram in your solution.1. An ant travels 2.78 cm [W] and then turns and travels 6.25 cm [S 40° E]. What is the ant's total displacement? ™T [ans: 4.94 cm [E 76° S]]Q.2 A placekicker is attempting to make a 58 m field gonl. If the launch angle of the footbnl) is 40°, what is the minimum initinl speed V wvhich will allow the kicker to succeed? 3 m 0 40° 58 m Not to Ecalo
- I’m helping another student and don’t know how to calculate the initial velocity without extra information.I P X S Question 5 - Chapter 3 Assignme X education.com/ext/map/index.html?_con=con&external_browser=0&launchUrl=https%253A%252F%252Flms.mheducation.com%252Fmghmiddle signment Saved Help Save & Exit Check Required information A bicycle travels 5.60 km due east in 0.380 h, then 9.90 km at 15.0° east of north in 0.400 h, and finally another 5.60 km due east in 0.380 h to reach its destination. The time lost in turning is negligible. Assume that east is in the +x- direction and north is in the on. What is the magnitude of the average velocity for the entire trip? km/h es + Insert F9 F10 F11 F12 F4 F6 %23 6 7 8. 9In the next 1.55 h the hurricane moves due north so that B = 0.It moves north an additional distance west в |km/h |km. h) = north = V2At2 |