191020photons per second are emitted by a 70w lightbulb the
1.9*10^20photons per second are emitted by a 70W lightbulb, the wavelength is 550nm. A person can just see this bulb from a distance of 800m, with the pupil diameter dialated to 7.5mm. How many photons per second are entering the pupil?
Expected delivery within 24 Hours
The winch consists of a drum radius 4 in., which is pin connected at its center C. At its outer rim is a ratchet gear having a mean radius of 6 in. The pawl AB serves as a two-force member (short link) and keeps the drum from rotating.
A submarine is 309 m horizontally out from the shore and 149 m beneath the surface of the water. find the height of the building
Three sheets of plastic have unknown indices of refraction. Sheet 1 is placed on top of sheet 2, what is the expected angle of refraction in sheet 3
Case Study Presentation and Report Case Study Presentation and Report
1.9*10^20photons per second are emitted by a 70W lightbulb, the wavelength is 550nm. How many photons per second are entering the pupil
determine the force exerted by the rider on the seat, the upward normal forces at A and B, and the lateral friction forces at A and B. Even though the bicycle is free to roll, assume that it does not. The bicycle weighs 29 lb with center of gravit
You're trying to save to buy a new $170,000 Ferrari. If you believe that your mutual fund will achieve a 12% per year rate of return, and you want to buy the car for your birthday in 9 years, how much must you invest today?
Thereafter, dividends will grow at 7% per year. What will Bling Diamond's cahs dividends be in seven years?
Your company has received a $50,000 loan from an industrial finance co. The annual payments are $6202.70. If the company is paying 9% interest per year, how many loan payments must the company make?
1929746
Questions Asked
3,689
Active Tutors
1450020
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
Problem: This video talked about personal bias and outdated facts that confuse the general population.
Normative decision theory is a way to guide decision-making by focusing on rational thinking and carefully comparing different options.
: True or False Read or post each statement for students to hear or view. Ask them to stand if the statement is true and stay seated if the statement is false
Question: What is the primary focus of macro social work? Need Assignment Help? Multiple choice question
Self-assessment and self-evaluation involve Group of answer choices defining goals related to professional development and identifying both strengths
Identify one factor that you think has influenced your development (e.g., being raised by a single parent), and what aspect(s)
Which of the following designs is most appropriate for studying the effects of an intervention in a real-world setting?