1. A 67.0 kg football player is gliding across very smooth ice at 2.10 m/s . He throws a 0.460 kg football straight forw...
1. A 67.0 kg football player is gliding across very smooth ice at 2.10 m/s . He throws a 0.460 kg football straight forward.
Part A: What is the player's speed afterward if the ball is thrown at 14.0 m/s relative to the ground? Express your answer with the appropriate units.
Part B: What is the player's speed afterward if the ball is thrown at 14.0 m/s relative to the player? Express your answer with the appropriate units.
2.A ceiling fan with 84-cm-diameter blades is turning at 69 rpm . Suppose the fan coasts to a stop 26 s after being turned off.
Part A: What is the speed of the tip of a blade 10 s after the fan is turned off? Express your answer to two significant figures and include the appropriate units.
Part B: Through how many revolutions does the fan turn while stopping? Express your answer using two significant figures.
Homework Answers
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1. A 67.0 kg football player is gliding across very smooth ice at 2.10 m/s . He throws a 0.460 kg football straight forw...
Problem 11.27 MasteringPhysics Review A 68.5 kg football player is gliding across very smooth ice at 2.15 m/s. He throws a 0.440 kg football straight forward. Part A What is the player's spee...
Problem 11.27 MasteringPhysics Review A 68.5 kg football player is gliding across very smooth ice at 2.15 m/s. He throws a 0.440 kg football straight forward. Part A What is the player's speed afterward if the ball is thrown at 14.0 m/s relative to the ground Express your answer with the appropriate units. u- 2.06 SubmitRequest Answer Incorrect; Try Again Part B What is the player's speed afterward ithe ball is thrown at 14.0 m/s relative to the player? Express...
<H06 Problem 11.27 < 7 of 15 > A Review Part A A 69.5 kg football...
<H06 Problem 11.27 < 7 of 15 > A Review Part A A 69.5 kg football player is gliding across very smooth ice at 1.75 m/s He throws a 0.470 kg football straight forward. What is the player's speed afterward if the ball is thrown at 18.0 m/s relative to the ground? Express your answer with the appropriate units. HÅR O 2 ? V= 1.63 Submit Previous Answers Request Answer X Incorrect; Try Again; 6 attempts remaining Part B What...
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A football quarterback shows off his skill by throwing a pass 45.80 m downfield and into a bucket. The quarterback consistently launches the ball at 39.00 ∘ above horizontal, and the bucket is placed at the same level from which the ball is thrown. By how much would the launch speed have to be increased if the bucket is moved to 48.20 m downfield? Express your answer to two significant figures and include appropriate units.
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Problem 11.27 MasteringPhysics Review A 68.5 kg football player is gliding across very smooth ice at 2.15 m/s. He throws a 0.440 kg football straight forward. Part A What is the player's speed afterward if the ball is thrown at 14.0 m/s relative to the ground Express your answer with the appropriate units. u- 2.06 SubmitRequest Answer Incorrect; Try Again Part B What is the player's speed afterward ithe ball is thrown at 14.0 m/s relative to the player? Express...
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A football quarterback is moving straight backward at a speed of 1.5 m/s when he throws a pass to a player 24.7 m straight downfield. If the ball is thrown at an angle of 33.2 degree relative to the ground and is caught at the same height as it is released, what is the ball's initial speed relative to the ground?
A football quarterback is moving straight backward at a speed of 3.9 m/s when he throws a pass to a player 15m (10%) Problem 9: straight downfield 33% Part (a) If the ball is thrown at an angle of 25. relative to the ground and is caught at the same height as it is released, what is its initial speed relative to the ground in m/s? її 33% Part (b) How long does it take to get to the receiver...
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