How many photons per second are hitting the wall

Assignment Help Physics

Reference no: EM1354976

Q. A beam of light of wavelength 700nm hits a black wall and is fully absorbed. if this light exerts a total force of 4nN on the wall, how many photons per second are hitting the wall?

Q. A violinist places her finger so that the vibrating section of a 1.20 g/m string has a length of 40.0 cm, then she draws her bow across it. A listener nearby in a 20 ^circ {rm C} room hears a note with a wavelength of 30.0 cm. What is the tension in this spring?

Reference no: EM1354976

Questions Cloud

Purchasing a lifetime subscription : Your subscription to Jogger's World is about to run out and you have the choice of renewing it through sending in the $10 a year regular rate at the end of each year or of getting a lifetime subscription to the magazine through paying $100 today.

Explain how to generate array of random numbers : For some general variables L and U, write a comment that explains how to generate a 1 x N array of random numbers whose values are between L and U.

Analysis of audit evidence : In verifying the balance of Cash in Midtown Bank, Ann Moore began by footing the bank reconciliation prepared by the client. Next, she verified outstanding checks by trancing them to the check register.

Examining the concept of organizational development : Examining the concept of organizational development - Identify the theories associated with organizational development.

How many photons per second are hitting the wall : A violinist places her finger so that the vibrating section of a 1.20 g/m string has a length of 40.0 cm, then she draws her bow across it. A listener nearby in a 20 ^circ {rm C} room hears a note with the wavelength of 30.0 cm. What is the tensio..

Explain to what segments will your company market to : Explain To what segments will your company market to and what variables should be used in these segmentations? and Discuss the way your company will address your customers' buying decision process.

Organizational sales teams : Organizational Sales Teams - why is it important for the sales team to remember the overall goals of the organization?

Find out a product and describe its price elasticity : Find out a product and describe its price elasticity and income elasticity. How much control might an organization have over pricing based on a product's elasticity.

Collection of accounts receivable : What is the normal procedure for handling the collection of accounts receivable previously written off using the direct write-off method? Using the allowance method?

User Account

All Pages