# physics

posted by lucy

explain the physics concept to why a ship sounds when moving in water?

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1. ### physics

A person going for a morning jog on the deck of a cruise ship is running toward the bow (front) of the ship at 2.2 while the ship is moving ahead at 6.8 . 1. What is the velocity of the jogger relative to the water?
2. ### Physics

A ship crosses a river aiming at the angle รจ to the left from the straight course. The speed of the ship with respect to water is v'. The width of the river is d and the water velocity is u to the right. What will be the side displacement …
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if a ship moving to South and wind is flowing due West(at given velocities),we can find the angle by which the ship is deviated.Does here the momenta of wind and ship matter?
4. ### physics..(HELP ME WITH MY DOUBTS)

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5. ### Physics

When a load of 0.97 106 N is placed on a battleship, the ship sinks only 3.0 cm in the water. Estimate the cross-sectional area of the ship at water level. (The density of sea water is 1.025 103 kg/m3.)
6. ### Calculus

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7. ### physics

When a load of 1(10)^6 N is placed on a ship, the ship only sinks 2.5 cm into the ocean (sea water). Estimate the cross-sectional area of the ship at water level.
8. ### AP physics

A person going for a morning jog an the deck of a cruise ship is running toward the bow (front) of the ship at 2.0m/s while the ship is moving ahead at 8.5m/s. What is the velocity of the jogger relative to the water?
9. ### Physics

Sapose active sonar on a stationary ship is used to determine the speed of a ship that is moving away from it. A sonar ping is emitted at a frequency of 1400Hz, and the echo returns with a frequency of 1390Hz.The speed of sound in …
10. ### Physics

Suppose active sonar on a stationary ship is used to determine the speed of a ship that is moving away from it. A sonar ping is emitted at a frequency of 1400Hz and the echo returns with a frequency of 1390Hz.The speed of sound in …

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