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- A traveler sets out from a Town A and travels 272.0 km (West) in a time of 300 min arriving at Town B. She hangs out there for 200 min before she departs traveling 178.9 km (North) in a time of 145 min. She has now arrived at Town C. What is the magnitude of her average velocity going from Town A to Town C? Select one: O a. 11.7 m/s b. 12.2 m/s OC. 10.7 m/s 8.40 m/s d.A ship sets sail from Rotterdam, The Netherlands, heading due north at 5.00 m/s relative to the water. The local ocean current is 1.54 m/s in a direction 40° north of east. What is the velocity of the ship relative to the earth? m/s ° N of EA ship sets sail from Rotterdam, The Netherlands, heading due north at 9.00 m/s relative to the water. The local ocean current is 1.54 m/s in a direction 40° north of east. What is the velocity of the ship relative to the earth? m/s °N of E Additional Materials Reading ETAUC OSCOLDHYS1 3 5.061
- A ship sets sail from Rotterdam, The Netherlands, heading due north at 6.00 m/s relative to the water. The local ocean, current is 1.53 m/s in a direction 40° north of east. What is the velocity of the ship in meters per second relative to the Earth in degrees north of east? m/s N of EAs it passes over Grand Bahama Island, the eye of a hurricane is moving in a direction 61.0° north of west with a speed of 39.2 km/h. (Let î represent east and ĵ represent north.) (a) What is the unit-vector expression for the velocity of the hurricane? km/h î + km/h j It maintains this velocity for 3.50 h, at which time the course of the hurricane suddenly shifts due north, and its speed slows to a constant 24.8 km/h. This new velocity is maintained for 1.50 h. (b) What is the unit-vector expression for the new velocity of the hurricane? km/h î + km/h j (c) What is the unit-vector expression for the displacement of the hurricane during the first 3.50 h? km j km î + (d) What is the unit-vector expression for the displacement of the hurricane during the latter 1.50 h? km î + km ĵ (e) How far from Grand Bahama is the eye 5.00 h after it passes over the island? kmA homeowner uses a snowblower to clear his driveway. Knowing that the snow is discharged at an average angle of 40° with the horizontal, determine the initial velocity vo of the snow when the dimension a = 15 ft. 40° 2 ft The initial velocity vo of the snow is ft/s. B 3.5 ft
- A woman is on a train leaving the station at 3.0 m/s, while a friend waving goodbye runs alongside the car she's in. Call the train's direction of motion the +z direction. 60°F ▼ ▼ Part A Uz,w= 1 If the friend is running at 7.0 m/s and moving in the same direction as the train, how fast must the woman walk, and in which direction, to keep up with him? Express your answer with the appropriate units. Submit Part B μA Value Request Answer μA @ 9 Units Once the train has reached a speed of 10 m/s, how fast must the woman walk, and in which direction, to keep up with her friend? Express your answer with the appropriate units. ? 5 of 12 C? ReviewA plane is headed eastward at a speed of 156 m/s relative to the wind. A 20.0 m/s wind is blowing southward at the same time as the plane is flying. The velocity of the plane relative to the ground is: A) 155 m/s at an angle 7.36° south of east - B) 155 m/s at an angle 7.36° east of south -C) 157 m/s at an angle 7.36° south of east • D) 157 m/s at an angle 7.31° south of east E) 157 m/s at an angle 7.31° east of southIn a time of 2.86 h, a bird flies a distance of 83.7 km in the direction of 32.9 degrees East of North. Take north to be the positivity y direction and east to be the positive x direction. Express your answer in km/h. What is the y component of the birds average velocity?
- A student stands at the edge of a cliff and throws a stone horizontally over the edge with a speed of v, = 20.5 m/s. The cliff is h = 53.0 m above a flat, horizontal beach as shown in the figure. yA ship is on course for The Netherlands, heading North at 7.00 m/s. The ocean current is moving at 1.50 m/s in a direction of 40.0 degrees NE. What is the resultant velocity of the ship, and it's resultant direction?A plane flies 660 mi from Indonesia to Myanmar in 1.2 hr when traveling with a tailwind. The return flight against the same wind takes 1.5 hr. find the speed of the plane in still air and the speed of the wind.