1. Gian walks 4 m East and then proceeds 3 m North. What is his final destination? 2. An airplane that is flying due east at 90km/h and is being blown due south at 50km/h. In what direction and what speed is the airplane actually flying?
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A: Concept: The resultant of vector quantities can be written as, R→=A→+B→+C→
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A: (a) The velocity of speedboat is The distance travelled by the boat during 2 minutes is
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Q: You fly 32.0 km in a straight line in still air in thedirection 35.0º south of west. (a) Find the…
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Q: 4. A hiker begins a trip by first walking 25.0 km 45.0° south of east from her base camp. On the…
A: Given- A hiker begins a trip by first walking 25.0 km 45.0° south of east from her base camp. On the…
Q: A runner is going 8 m/s around a curved section of track that has a radius of 54 m. What is the…
A: Given: speed of runner v = 8 m/s radius of track r = 54 m
Q: A bus moves 150 m due North, then 100 m due South. What are the bus total distance and displacement?
A: Displacement is a vector quantity, it has a magnitude and direction. Displacement is basically the…
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Q: A runner is going 9 m/s around a curved section of track that has a radius of 40 m. What is the…
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Q: displacement vector is 21 km in length and is directed 60 degrees S of E. Which of the following is…
A: X component of a vector Ax = A Cos θ y component of a vector Ay = A sinθ
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Q: A bear searching for food wanders 35 meters East then 20 meters North. Frustrated, he wanders…
A: Displacement vector is, d→=dE→+dN→+dW→+dS→=35 mi^+20 mj^+-12 mi^+-6 mj^=23 mi^+14 mj^
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Q: 43. John is walking around campus. John walks 2.4 km north. John then makes a left turn and walks…
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A: The velocity of the runner is, v=7.0 m/s The radius of the track is, r=48 m
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- .A body is projected downward at an angle of 30° with the horizontal from the top of a building 170m higri. ts initial speed is 40m/s. a. How long will it take before striking the ground? b. How far from the foot of the building will it strike? C. At what angle with the horizontal will it strike?Seatwork Time! 1. On His way to the city, Cardo Dalisay travelled a path of 100 m North, 150 m E, 25m S, 75 m E, 175 m N, 200 m E and 75 m N. What ishthe total distance? How about the total Displacement? 2. What will be the total distance and displacement of Misha Marie in meters if she travelled 5km to the right and 2km to the left?At the beginning of a 3.0-h plane trip, you are traveling due north at 192 km/h. At the end, you are traveling 239 km/h in the northwest direction (45° west of north). a. Which of the following are the initial and final velocity vectors? SEE ATTACHMENTS b. Find the magnitude of the change in velocity. anser in km/h c. Find the change in direction of your velocity. Enter the angle in degrees where negative indicates north of west and positive indicates south of west. answer in degrees d. What is the magnitude of your average acceleration during the trip? answer in km/h^2
- Darshan kicks the ball in a parabolic path. The ball leavesthe player’s foot with a speed of 20 m/s, making an angle of40o with the horizontal. a) Calculate the maximum height of its trajectory [2]b) Determine its velocity as it hits the ground again. Air resistance is negligible.c) How far from Darshan does the soccer ball land?1. Find the following for path A in Figure 3.52: (a) the total distance traveled, and (b) the magnitude and direction of the displacement from start to finish. N w -E S Start B- D Figure 3.52 The various lines represent paths taken by different people walking in a city. All blocks are 120 m on a side. 2. Find the following for path B in Figure 3.52: (a) the total distance traveled, and (b) the magnitude and direction of the displacement from start to finish.5. An object is projected horizontally at a speed of 40.0 m/s from the top of a cliff 120 m high. a) What is the object's actual velocity 3.0 seconds later? (The actual velocity is the vector sum of the horizontal and vertical velocities.) b) How long does it take the object to hit the ground?
- Doha kicks the ball in a parabolic path. The ball leaves the player’s foot with a speed of 20 m/s, making an angle of 40 o with the horizontal. a) Calculate the maximum height of its trajectory b) Determine its velocity as it hits the ground again. Air resistance is negligible. c) How far from Darshan does the soccer ball land?An object is launched at a velocity of 20m/s in a direction making an angle of 25ᵒ upward with the horizontal. a. What is the maximum height reached by the object? b. What is the total time flight (between launch and touching the ground) of the object? c. What is the horizontal range of the object? d. What is the magnitude of the velocity of the object just before it hits the ground?Dominic dashes forawrd as quickly as he can. When he reaches a white line, he jumps with a launch velocity of 5.64 m/s at 25.0 degrees. A) What is Dominic's velocity 0.243 seconds after his jump? B) How far has Dominic moved horizontally in 0.243 seconds? C) What is Dominic's velocity 0.486 seconds after his jump?
- Kinematics 2: Motion in 2-Dimensions and ons 19. An object is moving in a uniform circular motion. True or False? The linear velocity of the object is constant. 25. An 20. An object is moving in a uniform circular motion. True or False? The centripetal accelerationn is equal to-g. ur re 21 An object is moving in a uniform circular motion. True or False? The direction of the centripetal acceleration is always towards the center 26 22. An object is moving in a uniform circular motion. True or False? rad/s is a unit of angular frequency.a) What is the distance it travelled during 2 seconds?b) In what direction did it ravel (angle with the positive x-axis)? c) What is the acceleration vector of this particle?a. Vector 'a' has magnitude 5.0m and is directed east. T 2 Vector 'b' has magnitude 4.0m and is directed 350 west of north. What are (a) the magnitude and (b) the direction of 'a +b'? d. Is it possible for a body moving on a circular track to have zero acceleration? Explain vividly if Yes or No e. An electron moving along the x axis has a position given by is the electron from the origin when it momentarily stops? x = (16tet) m, where t is in seconds. How far Dizam