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A: Given data in question. Length of river stretch =580 m Speed of current =5.0 m/s Speed of boat =7.5…
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Q: 1) A car moves 100 km east in 2 hours, then 200 km west in 3 hours. "hat is the displacement of the…
A: first leg of motion = 100 km east (In 2 hours) second leg of motion = 200 km west (In 3 hours)
Q: 4. A police officer is driving due north at a constant speed of 30 m/s relative to the ground when…
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Q: 3. A man walks 600 m due west and then goes 400 m in a direction 30° northwest. What is his…
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Q: 1. Oscar throws a ball toward a wall with a speed of 25 m/s at an angle of 40 degrees above ground.…
A: Given, initial speed of the ball, u = 25 ms angle at which it projects, θ= 40° wall is at, R = 22 m…
Q: 1.) A vehicle runs horizontally at the rate of 20m/sec for 10 sec., then turns in a direction of 30…
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Q: 1. A bus moves 150 m due North, then 100 m due South. What are the bus total distance and…
A: Given data: Bus moves 150 m, towards North Then 100 m, towards South Required: Total distance and…
Q: 1 A girl leaves a history classroom and walks 10. meters north to a drinking fountain. Then she…
A: Given information:Path walked by the girl:10-meter North; 30-meter south.Since north and south are…
Q: 1. A projectile is thrown with a speed of 100 ft/s in a direction 30 degrees above the horizontal.…
A: Given value--- speed = 110 ft/s. angle = 30 degree . We have to find--- Height ? maximum…
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Q: 6. A cannonball launched at 100 m/s reaches a peak height of 127.55 m and reaches a distance of…
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Q: 5. A projectile is launched at 4.5 m/s at an angle of 25º. where is the projectile located at the…
A: Motion of projectile can be divided into x component and y component
Q: A bus moves 150 m due North, then 100 m due South. What are the bus total distance and displacement?
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Q: Sarah is traveling 22km due South. She turns 20° S or E for 16km. She then turns due N for 40km, she…
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Q: 1. A rugby player throws her rubgy ball vertically up and catches it after 2.2 seconds. a. How…
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Q: 3. A plane flying due north at 100 m/s is blown by a 500 m/s strong wind due east. What is the…
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Q: 1) A ball is kicked vertically upward from the ground, and a student gazing out of a window sees it…
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Q: 3a) Batman is running away from Gotham police. He is running at 8.4 m/s on top of an 746 m building.…
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Q: 1) A plane passes over Point A with a velocity of 8,000 m/s north. Forty seconds later it passes…
A: 1) Given Va=8000m/s Vb=10000m/s time taken to travel from A to B is 40 sec Let acceleration be a…
Q: 3. A racecar, traveling at constant speed, makes one lap around a circular track of radius r in a…
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Q: 2. A salesperson leaves the office and drives 26km due north along a straight highway. A turn is…
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Q: 10. A bomber in level flight, flying at 92.0 m/s, releases a bomb at a height of 1950 m. (a) How…
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Q: 1. A rock is thrown horizontally at 10.0 m/s from the top of a cliff 122.5 mm high. (a) How long…
A: Given: Height of cliff, h=122.5 mm = 0.1225 m Horizontal velocity of rock, vx=10.0 m/s To determine:…
Q: 7. You drive around searching for the perfect chew toy for your little dog Snookums. You drive 1000…
A: Given data: The displacements are A = 1000 m, towards North B = 600 m, towards South C = 500 m,…
Q: 1. A honeybee leaves the hive and travels 2 km before returning. Is the displacement for the trip…
A: Since it contains more than 1 question, the solution for the first one is provided here. Please…
Q: 4. Nadia walks 4.0 km in one direction and 2.0 km in another direction. However, she ends up only…
A: Given that,s1=4 kms2=2 kms=3 kmangle, θ=?
Q: 1. A vehicle starts from rest and travels eastward along a straight and level track. For the first…
A: v= 0.68 t2 so t2=v/0.68 When v= 16m/s, t2= 16/0.68=23.52 , t= 4.84 sa
Q: 2. Using any of the 2 Graphical Methods, solve for the value of the unknown displacement dz and the…
A: We have three vectors d1=45 m (75o E of S), d2=60 m (75o N of W) and d3 which makes an angle say θ…
Q: 3. A football is kicked at 37.0° to the horizontal at 20.0 m/s from the player's hand at 1.00 m from…
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Q: At constant acceleration you go from zero to 26 m/s while traveling 100 m. What was your…
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Q: 39. A plane flies 345 km due south, then turns and flies 615 km at a heading north of east until its…
A: It form a right angle Perpendicular P = 345 km Hypotaneous H = 615 km
Q: 48. mmh An astronaut on a distant planet wants to determine its accelera- tion due to gravity. The…
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Q: A small object moves along the x-axis with acceleration Az (t) = –(0.0320 m/s³)(15.0 s – t). At t =…
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Q: 2. A wind with a velocity of 40 km/h blows 30 north of east. What is the north component of the…
A: Given that:- Velocity of wind=40km/hr 30° North of East
Q: need help
A: In projectile motion, the magnitude of the velocity of the projectile remains the same at the same…
Q: 1. A tennis ball is thrown horizontally at a speed of 15 mls out of a window that is 28 m above the…
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Q: 1. Does an object that moves in a circular path have an acceleration? yes? why?, and in what…
A: Yes, an object that moves in circular path have acceleration . If the object is undergoing circular…
Q: 57. A chimpanzee sitting against his favorite tree gets up and walks 51 m due east and 39 m due…
A: Given , chimpanzee first walks 51 m due east (OA) and then 39 m due south (AB) , from the tree (at…
Q: 1. A runner starts a race that consists of three legs. For the first leg, she runs 2 miles due…
A: (Since all the given questions are all different, only the first one can be answered according to…
Q: 9) Generic Villain, in an airplane, is chasing Generic Hero who is driving a car. The speed of the…
A: According to the kinematics equation, the time period of the airplane is, v=dtt=dv=1.00×102 m147…
Q: 1. A woman and her dog are out for a morning run to the river, which is located 4.0 km away. The…
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Q: A runner is going 7 m/s around a curved section of track that has a radius of 64 m. What is the…
A: Given that v = 7 m/s r = 64 m Runner's acceleration…
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Q: 1. An airplane trip involves three legs, with two stopovers. The first leg is due east for 620km;…
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- A girl delivering newspapers covers her route by traveling 3.00 blocks west, 4.00 blocks north, and then 6.00 blocks east. (a) What is her final position relative to her starting location? (b) What is the length of the path she walked?(a) Calculate the height of a cliff if it takes 2.35 s for a rock to hit the ground when it is thrown straight up from the cliff with an initial velocity of 8.00 m/s. (b) How long would it take to reach the ground if it is thrown straight down with the same speed?Standing at the base of one of the cliffs of Mt. Arapiles in Victoria, Australia, a hiker hears a rock break loose from a height of 105 m. He can't see the rock right away but then does, 1.50 s later. (a) How far above the hiker is the rock when he can see it? (b) How much time does he have to move before the rock hits his head?
- 1. A bus moves 150 m due North, then 100 m due South. What are the bus total distance and displacement?Full formula Correct Correct Correct values answer, metric units inserted into rounded to the formula two decimal from the places word problem1. A vehicle drives at a constant speed of 215km/h for 42.3 seconds, accelerates by 29.4m/s2 for 5.00s. And finally, slows down to the stop. The entire movement takes 88.6 seconds. A. Make a vector-speed diagram or graph as a function of time for the situation. B. Determine the maximum speed. C. Determine the total displacement. 2. Two 9.82km separate trains travel on parallel tracks in opposite directions, one to the other. Train A has a speed of 5.87 km/h at departure and accelerates at a rate of 0.29m/s2. Train B has a speed of 20.3m/s at departure and an acceleration of 0.69m/s2. A. Make a diagram or graph position according to time for the situation. B. Determine when trains meet.
- 1. It takes you 10 min to walk with an average velocity of 2 m/s to The North from The Grocery Shop to your house. What is your displacement?13. You need to drive to a grocery store that is 1.0 mi west of your house on the same street on which you live. There are five traffic lights between your house and the store, and on your trip you reach all five of them just as they change to red. While you are moving, your average speed is 20 mi/h, but you wait 1 min at each light. What is your average speed? a. 6.6 mi/h b. 7.5 mi/h c. 12.4 mi/h d. 20 mi/h e. None of the above4. You drive for 30 min for 30 km east and then another 30 min for 40 km north. The magnitude of your average velocity for the entire trip is A. 40 km/h. B. 50 km/h. C. 60 km/h. D) 70 km/h. E. 80 km/h.
- 8. An engineer is designing the runway for an airport. Of the planes that will use the airport, the lowest acceleration rate is likely to be 3 m/s?. The takeoff speed for this plane will be 65 m/s. Assuming this minimum acceleration, what is the minimum allowed length for the runway? а. 1000 m. b. 655 m c. 704 m. d. 800 m. a b d6. A car starts from rest and accelerates at a rate of 1.8 m/s² West for 15s. It goes at a constant velocity for 50s and then accelerates at a rate of 2.1m/s² East for 10 s. Use West as the positive direction. a. Draw an acceleration graph for this situation. Remember to quantitatively label your axes. a (m/812) t(s) 0-15 15-65 65-75 b. What is the change in velocity for each time interval? Av (m/s) t(s) Draw a velocity graph for this situation. Remember to quantitatively label your axes. v (m/s) E t(s) d. What is the total displacement between t-Os and t= 75 s?If the velocity is constant towards the right direction, the graph of displacement x vs time t is a A. line with a positive slope. B. line with negative slope. C. parabola in the first quadrant. O D. parabola in the 4th quadrant. An object is moving towards the right direction. Velocity is constant. The graph of velocity vs time t is a line O A. along the t axis B. parallel to the t axis C. parallel to the v axis. O D. with nonzero slope. Velocity of a moving object is towards the right. Velocity is constant. The graph of acceleration a vs time t is a A. line parallel to the acceleration a axis. B. line along the acceleration a axis. C. line along the t-axis. OD.line with positive slope.
