A boat on the shore wants to cross the 20 m wide river perpendicular to the current at 4 m / sec. Since the current velocity is 3 m / sec, how many seconds will the boat arrive at the opposite shore? A) 2 B) 1 C) 4 D) 3 E) 5

Q: An aeroplane flies 400 m due North and then 300 m due South and then flies 1200 upwards, the net m…

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Q: A car is driven east for a distance of 48 km, then north for 27 km, and then in a direction 30 east…

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Q: A football receiver running straight downfield at 5.10 m/s is 12.0 m in front of the quarterback…

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Q: A swimmer who can consistently keep the same pace to cover 50 meters in 8.41 seconds sets out to…

A: Given: Speed of current of river vrg=2.94 m/s Swimmer maintain pace to cover 50 m. in 8.41 s.

Q: A person jumps off a diving board 4.6 m above the water's surface into a deep pool. The person's…

A: The velocity of the person just before it strike the pool can be obtained using the kinematic…

Q: A hiker begins a trip by first walking 25.0km 45deg south of east from her base camp. On the second…

A: According to Question--- Given data - on first day-----  25.0km 45deg south of east . on second day…

Q: A bicycle rider travels 20,0 km north in 1.5 hours. She then turns directly south and travels 10.0…

A: given that,distance travelledd=20 kmtime takent1=1.5 hdistance travelled along southd2=10 kmtime…

Q: You have exactly 4 minutes 29 seconds to get to your next class on time and that classroom is 299 m…

A: Calculate the time taken to reach dorm as, tdorm=341 m4.96 m/sec=68.75 sec The time taken to return…

Q: 16) The diagram shows the path taken by a sailboat tracking sideways because it cannot sail directly…

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Q: A rubber ball is attached to a paddle by a rubber band. The ball is initially moving away from the…

A: Initial Velocity of the ball V1 =  -5.5 m/s Final Velocity V2 = + 5.5 m/s  time of travel t = 0.35 s…

Q: Two cars are traveling in the same direction, Car A (60km/h) in front of Car B (40km/h). What is the…

A: In this case, both Car A and Car B moving in the same direction.   The speed of Car A, VA=60 km/h…

Q: Two cars approach a street corner at right angles to each other. One is red and one is blue. Both…

A: Given data The speed of the red car is: Vred = 40 km/h The speed of the blue car is: Vblue = 40 km/h…

Q: class on time and that classroom is 156 m east of where you are right now. First you run to your…

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Q: Which of the following motions is not uniform? A- A train travels at a constant velocity around a…

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Q: r. Cutaro wants to see his physicist friend Dr. Washu. Dr. Cutaro then drives 300m towards the north…

A: distance between Cutaro's and Ritsuko's house= a= 700 m distance between Cutaro's  house and the…

Q: n object is shot at a velocity of 14 m/s [21ᵒ above the horizontal] from a 12 m tall cliff.…

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Q: Two cars which are separated by 6.25 km are moving on the same direction. The car in front is moving…

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Q: From a height of 2 m with respect to the ground, a ball is thrown with a speed V0=30m/s at an angle…

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Q: A car is driven east for a distance of 47 km, then north for 28 km, and then in a direction 30° east…

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Q: A swimmer who can consistently keep the same pace to cover 50 meters in 7.71 seconds sets out to…

A: The height h=50m  Time t=7.71s  To find the actual speed of the swimmer

Q: You are stationary and you observe a frisbee being thrown out of a car. The car is going 50 m/s to…

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Q: Question PROBLEM SOLVING A student accidentally dropped her pen from the fourth floor of the school…

A: D is correct.

Q: A river flows from south to north at 10 km/h. Anya puts her kayak in the water and paddles north…

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Q: A bird embarks on the journey of winter migration from her nest. She starts by flying 65.0 km due…

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Q: The takeoff speed of a military aircraft from an aircraft carrier is approximately 170 mi/hr…

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A: 36s time would it take that person to walk up the moving escallator.

Q: swimmer who achieves a speed of 0.75 m/s in still water swims directly across a river 72 m wide. The…

A: Velocity of swimmer= 0.75 m/s Width of river= 72m

Q: A cruise ship sails due north from (10° S, 30° E) to (27° N, 30° E) taking a time Of 3 hours. Find…

A: To find the speed of the ship. The ship sails due north from (10° S, 30° E) to (27° N, 30° E) Ship…

Q: 267. At noon a car drives from A towards the east at 60mph. Another car starts from B towards A at…

A: Given, Speed of car A, vA = 60 mph speed of car B, vB = 30 mph

Q: A car moved 60 km East and 90 km West. What is the distance it traveled? 150 Km a. 60 Km, East Ob.…

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Q: ) Train A is moving with a constant velocity of 10 m/s toward Train B. Train B starts from rest and…

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Q: An object must fly to a town located 200km [SW] of its current position. There is a strong wind of…

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Q: an airplane is heading due east at the speed of 550 mi/h (246m/s) relative to the ground. the jet…

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Q: A monster truck traveling 20 m/s flies horizontally off a ramp and lands 40m and the base of a ramp…

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Q: You have exactly 3 minutes 34 seconds to get to your next class on time and that classroom is 448 m…

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Q: Two boats are heading away from shore. Boat 1 heads due north at a speed of 3.8 m/s relative to the…

A: Given that :The velocity of boat 1 relative to shore is V1s = 3.8 m/s. The velocity of the boat 2…

Q: Three seconds after automobile B passes through the intersection shown, automobile A passes through…

A: Given, The velocity of car A, vA=45 mi/h=20.12 m/s, and Velocity of car B, vB=30 mi/h=13.41 m/s. The…

Q: The speed of an object is increasing. This means O a. The acceleration of the object is zero O b.…

A: Here given the speed of an object is increasing.We have to determine the significance of it.

Q: Two cars emerge side by side from a tunnel. Car A is traveling with a speed of 60 km h and has an…

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Q: Alright, here is a more standard problem for you. Major league baseball players can throw some…

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Q: A volcano erupted and spit a rock in the atmosphere at an angle of 35 degrees with the horizontal…

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Q: Alright, here is a more standard problem for you. Major league baseball players can throw some…

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Projectile Motion