Is this correct ? Please explain the correct answer if it is not correct.Thank you.
Homework Answers
- The speed will be the same as before.
As explained below.
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Is this correct ? Please explain the correct answer if it is not
correct.Thank you.
Question...
The correct answer is in red, but I need help understanding why that is the correct...
The correct answer is in red, but I need help understanding why
that is the correct answer.
A standing wave is oscillating at 690 Hz on a string, as shown in the 8. 60 cm figure. What is the wave speed? 410 m/s B 280 m/s C) 140 m/s A) 210 m/s A mass oscillates at the end of a spring. If you double both the mass and the spring constant, the period of 9. oscillation is unchanged. B))False A)...
Please explain number 22. I have the answer key and can confirm 1.48 is the correct...
Please explain number 22. I have the answer key and can confirm
1.48 is the correct answer but this is not found from the equation
v = sqrt(tension/mass density). Thank you!!
Name 19. In sinple harmonic motion, the Speed is greatest at that point in the cycle when B) the magnitude of the acceleration is a um. the displacement is a maximum. D) the magnitude of the acceleration is a minimum. A E) the potential energy is a maximum. F)...
cant figure out how to get the correct answer to correspond with the g/m units. please...
cant figure out how to get the correct answer to correspond
with the g/m units. please work part B.
PRINTER VERSION BACK Your answer is partially correct. Try again. The equation of a transverse wave on a string is y= (2.2 mm) sin[(30 m1)x +(100 s1)t] The tension in the string is 44 N. (a) What is the wave speed? (b) Find the linear density of this string. (a) Number13.3 Units m/s (b) Number Units a/m Click if you would...
i have some physics questions. please give me ALL CORRECT ANSWERS. thank you Question: The average...
i have some physics questions. please give me ALL CORRECT
ANSWERS. thank you
Question: The average power from a sound wave passing through an area of 1.16 m2 at a distance of 4.55 m from a source is 3.63 mW The sound wave is propagating isotropically in three dimensions through a gas with a density of 1.29 kg/m3. The wave has a speed of 330 m/s and a displacement amplitude of 5.39 nm at a distance of 4.55 m from...
please answer all pre-lab questions 1 through 5. THANK YOU!!! this is the manual to give...
please answer all pre-lab questions 1 through 5. THANK YOU!!!
this is the manual to give you some background.
the pre-lab questions..
the pre-lab sheet.
Lab Manual Lab 10: String Waves & Resonance Before the lab, read the theory in Sections 1-3 and answer questions on Pre-lab Submit your Pre-lab at the beginning of the lab. During the lab, read Section 4 and follow the procedure to do the experiment. You will record data sets, perform analyses, answer questions, and...
PLEASE ANSWER BOTH AND SHOW ALL WORK 2. The diagram next page shows a wavelength squared (m2) vs tension (N) plot for a stressed string ; similar to what you have done in lab 9. 1.4 1.2 y:0.5323x+...
PLEASE ANSWER BOTH AND SHOW ALL WORK
2. The diagram next page shows a wavelength squared (m2) vs tension (N) plot for a stressed string ; similar to what you have done in lab 9. 1.4 1.2 y:0.5323x+0.009 R2 = 0.9966 0.8 0.6 0.4 0.2 0 0.5 1.5 2.5 1) Complete the diagram above by putting correct axes titles with proper units. (2) Il) If the string has a mass of 2.88 grams per 700 cm, what is the frequency...
I don’t understand what I did wrong. Could you please explain why it’s 32W/m^2? Question 16...
I don’t understand what I did wrong. Could you please explain
why it’s 32W/m^2?
Question 16 The speed of sound in air is 340 m/s, and the density of air is 1.2 kg/m3. If the displacement amplitude of a 440-Hz sound wave is 10 μm, what is the intensity of the wave? 16 W/m2 rrect Answer 32 W/m2 0.32 W/m 12 W/n You Answered :0.16 W/m2 2/2 pts Question 17
please give me the answer to all of them thank you 8. -0 points My Notes...
please give me the answer
to all of them
thank you
8. -0 points My Notes Ask Your Teacher A particle with a mass of 0.340 kg is attached to a horizontal spring with a force constant of 3.0ō N m At the moment t moving to the left. (Assume that the positive direction is to the right.) 0 the partice has s maximum speed of 75ms and s (a) Determine the particle's equation of motion, specifying its position as...
Question 4 to 11 plz Dr? Standing Waves on a String Physics Topics If necessary, review...
Question 4 to 11 plz Dr?
Standing Waves on a String Physics Topics If necessary, review the following topics and relevant textbook sections from Serway / Jewett "Physics for Scientists and Engineers", 9th Ed. • Mathematics of Traveling Waves (Serway 17.2) • Speed of Waves on a String (Serway 17.3) • Superposition of Waves (Serway 18.1) • Standing Waves on a string (Serway 18.2, 18.3) Introduction Imagine two sinusoidal traveling waves with equal amplitudes and frequencies moving in opposite directions....
Please check answers and explain if wrong and what correct answer is. Thank you!! Question 2...
Please check answers and explain if wrong and what correct
answer is. Thank you!!
Question 2 (4 points) Saved An electrochemical cell in which an external current source supplies the energy for the electron transfer is an) electrolytic cell concentration cell combination cell voltaic cell half cell Question 3 (4 points) Saved Which of the following half reactions could occur at the cathode of an electrochemical cell? Cu ----> Cu2+ + 2e Cu + 2e ----> Cu2+ two of these...
The correct answer is in red, but I need help understanding why
that is the correct answer.
A standing wave is oscillating at 690 Hz on a string, as shown in the 8. 60 cm figure. What is the wave speed? 410 m/s B 280 m/s C) 140 m/s A) 210 m/s A mass oscillates at the end of a spring. If you double both the mass and the spring constant, the period of 9. oscillation is unchanged. B))False A)...
Please explain number 22. I have the answer key and can confirm
1.48 is the correct answer but this is not found from the equation
v = sqrt(tension/mass density). Thank you!!
Name 19. In sinple harmonic motion, the Speed is greatest at that point in the cycle when B) the magnitude of the acceleration is a um. the displacement is a maximum. D) the magnitude of the acceleration is a minimum. A E) the potential energy is a maximum. F)...
cant figure out how to get the correct answer to correspond
with the g/m units. please work part B.
PRINTER VERSION BACK Your answer is partially correct. Try again. The equation of a transverse wave on a string is y= (2.2 mm) sin[(30 m1)x +(100 s1)t] The tension in the string is 44 N. (a) What is the wave speed? (b) Find the linear density of this string. (a) Number13.3 Units m/s (b) Number Units a/m Click if you would...
i have some physics questions. please give me ALL CORRECT
ANSWERS. thank you
Question: The average power from a sound wave passing through an area of 1.16 m2 at a distance of 4.55 m from a source is 3.63 mW The sound wave is propagating isotropically in three dimensions through a gas with a density of 1.29 kg/m3. The wave has a speed of 330 m/s and a displacement amplitude of 5.39 nm at a distance of 4.55 m from...
please answer all pre-lab questions 1 through 5. THANK YOU!!!
this is the manual to give you some background.
the pre-lab questions..
the pre-lab sheet.
Lab Manual Lab 10: String Waves & Resonance Before the lab, read the theory in Sections 1-3 and answer questions on Pre-lab Submit your Pre-lab at the beginning of the lab. During the lab, read Section 4 and follow the procedure to do the experiment. You will record data sets, perform analyses, answer questions, and...
PLEASE ANSWER BOTH AND SHOW ALL WORK
2. The diagram next page shows a wavelength squared (m2) vs tension (N) plot for a stressed string ; similar to what you have done in lab 9. 1.4 1.2 y:0.5323x+0.009 R2 = 0.9966 0.8 0.6 0.4 0.2 0 0.5 1.5 2.5 1) Complete the diagram above by putting correct axes titles with proper units. (2) Il) If the string has a mass of 2.88 grams per 700 cm, what is the frequency...
I don’t understand what I did wrong. Could you please explain
why it’s 32W/m^2?
Question 16 The speed of sound in air is 340 m/s, and the density of air is 1.2 kg/m3. If the displacement amplitude of a 440-Hz sound wave is 10 μm, what is the intensity of the wave? 16 W/m2 rrect Answer 32 W/m2 0.32 W/m 12 W/n You Answered :0.16 W/m2 2/2 pts Question 17
please give me the answer
to all of them
thank you
8. -0 points My Notes Ask Your Teacher A particle with a mass of 0.340 kg is attached to a horizontal spring with a force constant of 3.0ō N m At the moment t moving to the left. (Assume that the positive direction is to the right.) 0 the partice has s maximum speed of 75ms and s (a) Determine the particle's equation of motion, specifying its position as...
Question 4 to 11 plz Dr?
Standing Waves on a String Physics Topics If necessary, review the following topics and relevant textbook sections from Serway / Jewett "Physics for Scientists and Engineers", 9th Ed. • Mathematics of Traveling Waves (Serway 17.2) • Speed of Waves on a String (Serway 17.3) • Superposition of Waves (Serway 18.1) • Standing Waves on a string (Serway 18.2, 18.3) Introduction Imagine two sinusoidal traveling waves with equal amplitudes and frequencies moving in opposite directions....
Please check answers and explain if wrong and what correct
answer is. Thank you!!
Question 2 (4 points) Saved An electrochemical cell in which an external current source supplies the energy for the electron transfer is an) electrolytic cell concentration cell combination cell voltaic cell half cell Question 3 (4 points) Saved Which of the following half reactions could occur at the cathode of an electrochemical cell? Cu ----> Cu2+ + 2e Cu + 2e ----> Cu2+ two of these...
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