A key falls from a bridge that is 48 m above the water. It falls directly into a model boat, moving with constant velocity, that is 15 m from the point of impact when the key is released. What is the speed of the boat?

Q: Nitrogen-12 decays through positron emission into this element: A N 13

A: Nitrogen-12 decays through positron emission. Find: After emission which element created.

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Q: 8. A spring (k = 40 N/m) is mounted to a table. The unelongated length of the spring is 40 cm. A…

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Q: Directions: Consider the interaction depicted from the picture below butwoen foot A, ball B, and…

A: Newton's third law says that every action has an equal and opposite reaction.

Q: Q4. Convert these into proper vector notation: Westward velocity of 42 km/h. Position 6.5 measured…

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A: Note: according to guidelines we only solve 3 subparts of the question, as you didn't specify we…

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A: Given data: Angle of inclination, θ=280 Distance covered, d=55 m Coefficient of friction, μ=0.090

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Q: thank

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Q: *57 G0 A puck of mass m = 1.50 kg slides in a circle of radius r = 20.0 cm on a frictionless table…

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Q: i. The test charge is +3 Coulombs and is 5 meters away from the source charge. i. The test charge is…

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Q: Thank you,

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Q: Use the worked example above to help you solve this problem. A block with mass of 5.19 kg is…

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Q: In some rural towns a loud whistle will announce noon. If you set your watch by this noon whistle…

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Q: 4. A boy, whose mass is 50.0 kg, is running very fast at the rate of 5.00 m/s when he jumps onto a…

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Q: An object is moving in a perfect circle at a constant rate so that it sweeps out 90⁰ in 0.3 seconds.…

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Q: 1. Heat flows from one body to other when they have A. different heat contents B. differ

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Q: Now consider the following nuclear reaction: 239 Pu + He 1 242 Cm + 6 96 94

A: Given that: P94239u+H24e→C96242m+n01 M(P94239u)=239.5022 uM(H24e)=4.00260 uM(C96242m)=242.0588…

Q: A wheel whose radius is 0.67 m is rotating at a constant angular speed of 6.7 rad/s. Determine the…

A: Given data:  Radius (r) = 0.67 m Angular speed (ω) = 6.7 rad/s Required: The linear speed (v)