3. A rowboat crosses a river with a velocity of 3.80 mi/h at an angle 62.5° north of west relative to the water. The river is 0.885 mi wide and carries an eastward current of 1.25 mi/h. How far upstream is the boat when it reaches the opposite shore? = ______ ft

Q: Two cables A and B are attached to a hook. Cable A exerts a pull with a magnitude and direction…

A: When x components  of A and B are counter balance  then only the net resultant  will have only z…

Q: VFY² = 166.6 A cannon is crossing a lake at a velocity of 18 km/h [N 30° W] the current is this lake…

A: velocity of canon =  at an angle west of north.velocity of current = to the east.velocity of wind =…

Q: What is the resultant of two forces , acting on the same point and plain: F1= 50 N at 480 north of…

A: Two forces are acting on the same point and plain: F1= 50 N at 48° north of east and F2 = 80 N at…

Q: 16. An airplane has airspeed 275 km/hr and heading 45.0° through a wind of 30.0 km/hr, 340.0°. (a)…

A:

Q: 1. If the body starts from rest at A and slides 200 ft down the 30⁰ incline, how far will it then…

A:

Q: Using two ropes, Marian and Michael pull owen in a sleigh.They act at 30° to each other. Marion…

A: Marian pull by force F1=200 NMichael pull by force =F2θ=30°Resultant force R=420 N

Q: An antelope is being pulled by two forces whose vector-component expressions are: F1 = -1Ni + -7.1Nj…

A: Given: The force F1 is -1 Ni^+-7.1 Nj^+-3.6 Nk^. The force F2 is 2.1 Ni^+6.6 Nj^+-3.1 Nk^.

Q: A speedboat heads west along a river at 250 km/h and encounters a current with a velocity of 150…

A: Solution: Given: u = speed of speedboat (to West) = 250 km/h v = speed of current in polar…

Q: a. Determine the magnitude of P and F (in N) if the re sultant of the five forcesshown is 1000 N…

A: Solution:-Given that

Q: Three trucks are pulling a weight. The middle truck is exerting a force of 1800N at 96⁰ and the…

A: Given that middle truck exerts force 1800N at 96° F1 =1800cos96°i^ + 1800sin96°j^F1 = -188.15i^ +…

Q: 46)In the 2016 Olympics in Rio, after the 50 m freestyle competition, a problem with the pool was…

A: According according to the given information in the question. V=500025  =200 cmsV1 will be equal…

Q: A jet airliner moving at 567 mph due east moves into a region where the wind is blowing at 257 mph…

A: Velocity of jet (Vj)= 567 mph east Velocity of wind (Vw)= 257 mph at  62° N of W

Q: Solve the problem. A ship sails as shown in the diagram. Find its displacement from its ori N 64.2…

A:

Q: A stray dog catcher drives 34km east, picks up some dogs, then drives 10km west to drop them off…

A:

Q: Vector 425 km/h S of E velocity x-component y-component

A:

Q: 3. จงแสดงวิธีการแตกแรง ตอบ: Frotal = F - 26 N 40 และหาแรงตามแนวแกน X-Y และหาแรงลัพธ์รวม ..kN…

A:

Q: A swimmer heading directly across a river 400 m wide reaches the opposite bank in 3 min 20 s. She is…

A:

Q: A plane wants to head due north. the plain's velocity relative to the air is 100km/hr (N30E) while…

A: To find the ground speed, we need to add the effect of the wind to the plane's velocity relative to…

Q: A wind is blowing at a speed of 45 km/h in a direction 34° North of East. The northward (Y).…

A: Y component is given by  Vsinθ

Q: The helicopter view in the figure below shows two people pulling on a stubborn mule. (Take F, = 126…

A: In this question we have to find the equivalent force and its direction. Please give positive…

Q: A ship sets sail from Rotterdam, The Netherlands, heading due north at 9.00 m/s relative to the…

A:

Q: 4. A roller coaster reaches the top of the steepest hill with a speed of 6.40 km/h. It then descends…

A: Given that:- Speed of roller coaster at the top hill=u=6.4km/hr

Q: What is the magnitude of the net force along the x-axis

A: In this question we have to find the magnitude of the net force in the x-axis. Please give positive…

Q: A jet airliner moving at 628 mph due east moves into a region where the wind is blowing at 253 mph…

A:

Q: Near the end of a marathon race, the first two runners are separated by a distance of 45.0 m. The…

A: As per guideline we are suppose to answer one question from multiples questions. Given,  distance…

Q: One dog pulls with a force of 20° N at 30° East of South. What are the magnitudes and directions for…

A:

Q: 5) An object weighing 500 N is suspended from two ropes that are attached to the ceiling 1.5 m…

A: The problem asks us to calculate the tension in each rope of an object weighing 500 N and suspended…

Q: A swimmer is able to swim at a speed of 0.90 m/s in still water. (a) How long does it take the…

A: (a) Time taken by the swimmer in still water:

Q: Two forces are acting at an angle of 120°. The bigger force is 40N and the resultant is…

A: To solve the problem, we will draw the force vectors, and take their components along coordinate…

Q: A motorboat is driven across a river at 3.0 km/h at right angles to a current that is flowing at…

A:

Q: A ship sets sail from Rotterdam, The Netherlands, heading due north at 5.00 m/s relative to the…

A: Velocity of ship Vs= 5m/s North Velocity of ocean water current Vw= 1.54 m/s  40°N of E Components…

Q: % - Difference between the magnitudes of the sum of the forces due to string 1 and 2 and the force…

A: Given: As given in table the masses and forces of string 1, 2 and 3 with directions

Q: An aircraft approaches a runway that runs directly east at 440 km/h. A strong wind, of 52.0 km/h,…

A:

Q: A riverboat took 2 hours to travel 24 km down a river with the current and 3 hours to make the…

A: Solution

Q: A car is moving on an inclined road with 10 m/s velocity making an angle of 30 degrees with the…

A:

Q: A hot air balloon is drifting east at 53 km h¯¹. Due to a cross wind, its resultant velocity is 42…

A: velocity of hot air balloon (v) = 53 kmhr due east velocity of wind = v' the resultant velocity of…

Q: 1. Four horses are pulling a wagon down a street in a parade. the front two horses can each pull…

A:

Q: A ship is sailing at 20 km/h N30°E when it encounters a current of 6 km/h from the south. A…

A:

Q: A jet airliner moving at 618 mph due east moves into a region where the wind is blowing at 116 mph…

A:

Q: An antelopebis being pulled by two forces whose vector-component expressions are: F1: -3.3Ni + 4.5…

A: given, F1→=-3.3i^+4.5j^-2.7k^F2→=-1i^+0.2j^+3.4k^

Q: What is the horizontal component of the acceleration?

A:

Q: What is the effective speed of the boat?.

A: Given: Speed of boat in still water, v=8mi/hr Speed of river water, Vr=3mi/hr