Answer all questions in the space provided. For each problem, label all parts, show equation, substitution...

Answer all questions in the space provided. For each problem, label all parts, show equation, substitution (with units), and answer (with units, scientific notation, rounded to 3 significant figures).

4. A string is attached between two barriers which are separated by 2.0 m. The speed of waves on the string is 150 m/s.

Find the wavelength 1^st harmonic of a standing wave generated between these two barriers.
Find the frequency 1^st harmonic of a standing wave generated between these two barriers.
Find the wavelength of 5^th harmonic.
Find the frequency of 5^th harmonic.

The speed of sound in air is 343 m/s.

Find the following for a 2 m wavelength sound wave.
1. The frequency.
2. The period.

Solutions

Expert Solution

genius_generous answered 1 year ago

Next > < Previous

Related Solutions

Answer all questions in the space provided. For each problem, label all parts, show equation, substitution...

Answer all questions in the space provided. For each problem, label all parts, show equation, substitution (with units), and answer (with units, scientific notation large and small numbers, rounded to 3 significant figures). 5. Neon gas (5 moles) is at a temperature of 300 K. The mass of a neon atom is 3.34 E-26 kg. Find the following: Given: a) The average kinetic energy of the gas molecules. b) The r.m.s. speed of the molecules. c) The total internal energy...

Please answer the questions in the space provided below each question. Show all of your work...

Please answer the questions in the space provided below each question. Show all of your work and circle your final answer. You forecast there are three potential scenarios for the economy: a bull, flat, and bear market. You also estimate the returns for a stock and bond mutual fund as follows: Economic Scenario Stock Fund Bond Fund Probability of Scenario Recession -18% 6% 0.3 Flat 8% 4% 0.45 Boom 20% -8% 0.25 Using this information, you find for the stock...

NSTRUCTIONS: This question contains three (3) parts. Answer all parts of the questions. Clearly label your...

NSTRUCTIONS: This question contains three (3) parts. Answer all parts of the questions. Clearly label your response to each part using bold text. For example: Part a): Your response... (a) Briefly outline two differences between futures and options contracts. (b) In August, a wheat farmer decided to hedge her entire anticipated 1,000 tonne wheat harvest with January wheat futures that were trading at a price of $290 per tonne. In January, the farmer harvested 1,000 tonne of wheat and sold...

INSTRUCTIONS: This question contains three (3) parts. Answer all parts of the questions. Clearly label your...

INSTRUCTIONS: This question contains three (3) parts. Answer all parts of the questions. Clearly label your response to each part using bold text. For example: Part a): Your response... (a) The weighted average cost of capital (WACC) can be calculated as where E is the market value of equity, D is the market value of debt, V = E + D, ke is the cost of equity, kd is the cost of debt and t is the tax rate. Briefly...

Instructions: This question contains four (4) parts. Answer all parts. Label your response to each part...

Instructions: This question contains four (4) parts. Answer all parts. Label your response to each part clearly, using bold text (e.g. Part a: Your response...). Jerry has created two versions of assignments for his class. He has randomly selected 40 students and asked each of them to attempt one of the two versions of the assignments. The table below shows the amount of time (in minutes) each student has spent completing the assigned assignment. Project A 88 83 70 81...

Show all of your work in the space provided. Show all of your work to get...

Show all of your work in the space provided. Show all of your work to get full credit. All answers have to be in SI units(20 pints for each questions). 2.Following are the two sets of position and time data collected using a motion sensor and cart. Table 1. table 2 Time (s) Position (m) V(instantaneous) (m/s) 0 10.0 0.25 13.0 0.50 16.5 0.75 21.0 1.00 26.5 1.25 32.3 1.50 38.0 1.75 44.5 2.00 52.0 2.25 60.0 2.50 68.5...

Provide your answers/solutions in the answer space provided below. Answer all questions. Susan bought a 15-year...

Provide your answers/solutions in the answer space provided below. Answer all questions. Susan bought a 15-year bond when it was issued by Octodan Corporation 3 years ago (NOTE: the bond was issued 3 years ago. In calculating price today, remember it has only 12 years remaining to maturity). The bond has a $1,000 face value, an annual coupon rate equal to 8 percent and the coupon is paid every six months. If the yield on similar-risk investments is 10 percent,...

Please answer the problem below for all parts. Please show all work and write clearly. Thanks....

Please answer the problem below for all parts. Please show all work and write clearly. Thanks. (Apply total probability and Bayes’ rules) A large industrial firm uses three local motels to provide overnight accommodations for its clients. From past experience it is known that 22% of the clients are assigned rooms at the Ramada Inn, 50% at the Sheraton, and 28% at the Lakeview Motor Lodge. If the plumbing is faulty in 5% of the rooms at the Ramada Inn,...

Answer all questions. Show all of your work. Turn in all relevant computer STATA printouts. Problem...

Answer all questions. Show all of your work. Turn in all relevant computer STATA printouts. Problem 1 (20 points). Show work Consider the following regression on the average miles per gallon achieved by a random sample of 500 automobiles: MPGi = 20.4 + 2.5 FOREIGNi – 3.1 WEIGHTi + 1.2 (FOREIGNi*WEIGHTi) Where: MPGi is the average miles per gallon achieved by the ith car FOREIGNi is a dummy variable equal to 1 if the ith car is made outside the...

DIRECTIONS: Show all the work in the space provided. Box the final answers, and follow the...

DIRECTIONS: Show all the work in the space provided. Box the final answers, and follow the indicated directions. Solve the DE: y"-3y'+2y=e^xsinx

Subjects