A boat is stationary at 12 meters away from a dock.

Q: An arrow is shot straight up at +40 m/s. a) When will it reach its highest height? at t = _______…

A: Given: The intial velocity of the arrow is 40 m/s vertically upward.

Q: suppose a boat moves at 19.8 m/s relative to water. If the boat is in the river with the current…

A: Given : Velocity of boat relative to water (vbw) = 19.8 m/s Velocity of water relative to ground…

Q: The direction of the acceleration vector is the same as the direction of the velocity the…

A: Let the initial velocity vector = u→Let the final velocity vector = v→Let the time taken = t

Q: A boat going 10 m/s relative to the water crosses a river flowing 2 m/s downstream. The river is 600…

A: We are given velocity of boat wrt water. We are given velocity of river.  We are given width of…

Q: A projectile is launched from a cliff and lands on the ground below. The range of the projectile…

A: The formula for range of a projectile is given by,…

Q: two boats leave the harbour at the time in directions that are 20 degrees apart. if one is…

A: Two boats leave the harbor at the time in directions that are 20 degrees apart. The first boat is…

Q: A boat leaves a dock at 2:00 p.m., heading west at 15 km/h. Another boat heads south at 12 km/h and…

A:

Q: A rock is dropped from a height of 4m. How long does it take to reach the ground?

A: Given, A rock is dropped from a height of 4mwe have to calculate the time taken by the rock to reach…

Q: what is the distance a squirrel can jump when running 3m/s and jumping at an angle of 55 degrees?

A:

Q: An object is launched at 120 m/s at a 30 degree angle above the horizontal plane. What is the…

A:

Q: A bullet is shot horizontally with an initial speed of 899 m/s at a target 183 m away. How far,…

A:

Q: If an airplane travelling 80m/s east is flying against wind velocity of 5 m/s west. What is the…

A: Given data:  Velocity of airplane (va) = 80 m/s, East Velocity of wind (vw) = 5 m/s, West Required:…

Q: A child walks due east on the deck of a ship at 2 miles per hour. The ship is moving north at a…

A: Given: speed of child on deck of ship vc = 2 miles/hr  (towards east) speed of ship vs = 8 miles/hr…

Q: Two boat landings are 3.0 km apart on the same bank of a stream that flows at 2.3 km/h. A motorboat…

A: To boat landings are 3.0 km apart on the same bank of a stream Flow of the stream u = 2.3 km/h The…

Q: A gymnast jumps to the ground 20 degrees from the horizon at a speed of 11 m/s Find the point he…

A:

Q: Three polarizing sheets are stacked. The first and third are crossed; the one between has its…

A: The first polarizer reduces the intensity of the beam by factor of ½ and hence the intensity of the…

Q: Cian walks towards the front of a boat that is travelling 18 km/h east. If Cian's walks at 3.0 km/h…

A:

Q: A swimmer, capable of swimming at a speed of 1.20 m/s in still water, starts to swim directly across…

A: Given:-                  A swimmer, capable of swimming at a speed of 1.20 m/s in still water,…

Q: boat going 10m / s relative to the water crosses a river flowing 2m / s downstream. The river is 600…

A: Solution: Given: w = width of river = 600 m v1 = speed of boat relative to water = 10 m/s v2 = speed…

Q: A boat is trying to cross a river that is flowing to the right. In order to cross the river straight…

A: Please see the answer below

Q: How much time elapses between the instant the fan sees a batter hit the ball and the moment the fan…

A: Light has a speed of 3X108 m/s in comparison to sound, which travels through air with a speed of 344…

Q: A daredevil decides he wants to try and dive off the golden gate bridge . If it takes him 12 sec to…

A:

Q: A stationary radar operator determines that a ship is 10 km south of him. An hour later the same…

A:

Distance and Speed

The speed, distance and time relation forms the basis of study of motion. You will need these concepts in the study of Mechanics. This concept is applicable for students who are studying the following courses –