No. 2 1. Assuming the speed of sound at a certain temperature is343m/s. Compute the distance of the source of sound from abarrier if the echo of the sound is heard after 3.00 seconds.2. A woman on a bicycle climbs a hill at 4.00 m/s and thenreturns down the same hill at 8.00 m/s. What is her averagespeed for the entire trip?3. An airplane accelerates on a runway at 4.00 m/s² for 30.0 suntil it finally lifts off the ground. Determine the distancetraveled before take-off.4. A bike accelerates uniformly from rest to a speed of 8.00 m/sover a distance of 40.0 m. Determine the acceleration of thebike.5. A car traveling at 30.5 m/s skids to a stop in 3.20 s. Determinethe skidding distance of theacceleration.car assuming uniform6. A bus travels 504.0 m between two stops. It starts from restand accelerates at 1.50m/s² until it reaches a velocity of 9.00m/s. The bus continues at this velocity and then slows down at2.00m/s? until it comes to halt. Find the total time required forthe journey.

The average speed the overall rapidity with which the particle moves in this interval. The woman…

Answered: 2. A woman on a bicycle climbs a hill…

2. A woman on a bicycle climbs a hill at 4.00 m/s and then returns down the same hill at 8.00 m/s. What is her average speed for the entire trip? 20 0

Physics for Scientists and Engineers, Technology Update (No access codes included)

9th Edition

ISBN:9781305116399

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter17: Sound Waves

Section: Chapter Questions

Problem 17.12OQ: With a sensitive sound-level meter, you measure the sound of a running spider as -10 dB. What does...

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Question

No. 2

1. Assuming the speed of sound at a certain temperature is
343m/s. Compute the distance of the source of sound from a
barrier if the echo of the sound is heard after 3.00 seconds.
2. A woman on a bicycle climbs a hill at 4.00 m/s and then
returns down the same hill at 8.00 m/s. What is her average
speed for the entire trip?
3. An airplane accelerates on a runway at 4.00 m/s² for 30.0 s
until it finally lifts off the ground. Determine the distance
traveled before take-off.
4. A bike accelerates uniformly from rest to a speed of 8.00 m/s
over a distance of 40.0 m. Determine the acceleration of the
bike.
5. A car traveling at 30.5 m/s skids to a stop in 3.20 s. Determine
the skidding distance of the
acceleration.
car assuming uniform
6. A bus travels 504.0 m between two stops. It starts from rest
and accelerates at 1.50m/s² until it reaches a velocity of 9.00
m/s. The bus continues at this velocity and then slows down at
2.00m/s? until it comes to halt. Find the total time required for
the journey.

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