A very bright source of red light has much more energy than a dim source of blue

Question:

A very bright source of red light has much more energy than a dim source of blue light, but the red light has no effect in ejecting electrons from a certain photosensitive surface. Why is this so?

Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Related Book For book-img-for-question

Conceptual Physics

ISBN: 978-0321568090

11th edition

Authors: Paul G. Hewitt

See More Books

Question Posted: Mar 25, 2016 06:28 AM

See More Questions

A source of red light has a higher wattage than a source of green light. (a) Is the energy of photons emitted by the red source greater than, less than, or equal to the energy of photons emitted by...
1. Which of the following is necessarily true? (a) Red light has more energy than violet light. (b) Violet light has more energy than red light. (c) A single photon of red light has more energy than...
Why won't a very bright beam of red light impart more energy to an ejected electron than a feeble beam of violet light?
The following data represent the concentration of dissolved organic carbon (mg/L) collected from 20 samples of organic soil. Assume that the population is normally distributed. Complete parts (a)...
Distinguish (a) Between fixed rate and variable rate debt issues (b) Between conventional serial bond and term bond issues and deep discount bond issues.
Dividend is the function of (a) Paid up capital (b) Face value (c) Called up capital (d) None of these
Choose a product and sell it using the FAB methodology.
Rojas Company had these transactions pertaining to stock investments: Feb. 1 Purchased 1,200 shares of MJ common stock (2% of outstanding shares) for $8,000 cash plus brokerage fees of $400. July 1...
calculate the missing information in the table found in the Excel spreadsheetshow formulas please. Portfolio A Portfolio B S&P 500 90dBill Rm-Rf RA-Rf RB-Rf Apr 04 -2.23% -9.22% -1.57% 0.08% May 04...
A firm needs to fully satisfy the demand, which is fixed to 900 units and generates unit revenue of $10. However, its production is subject to the random yield. That is, only a random percentage of...
In the photoelectric effect, does brightness or frequency determine the kinetic energy of the ejected electrons? Which determines the number of the ejected electrons?
Why does light striking a metal surface eject only electrons, not protons?
Andrew Peller Limited and Magnotta Winery Corporation are two producers of quality wines in Canada. Selected financial data (in thousands) for these two competitors for a recent year are as follows:...
Differentiate earnings from cash.
Find an example of a team-building exercise from your previous school or work experience. Did you find the exercise beneficial or effective? Write a brief response weighing positive and negative...
Describe the components of a public sale of securities.
____________ means practicing the behaviors of social etiquette or good manners in a professional setting.
Explain the role of investment bankers.
With Individual Retirement Accounts (IRAs), a worker whose income does not exceed certain limits can deposit up to a certain amount annually, with taxes deferred on the principal and interest. To...
Explain the differences and similarities between fringe benefits and salary as forms of compensation.
A surveyor measures the distance across a straight river by the following method: starting directly across from a tree on the opposite bank, she walks 100 m along the riverbank to establish a...
A pedestrian moves 6.00 km east and then 13.0 km north. Find the magnitude and direction of the resultant displacement vector using the graphical method.
A plane flies from base camp to lake A, 280 km away, in a direction of 20.0 north of east. After dropping off supplies it flies to lake B, which is 190 km at 30.0 west of north from lake A....
Security issues in today's workplace. Identify the different types of potential security issues an employer may have to deal with. Give examples to illustrate each of these potential security...
Research on the Internet and identify an emerging security issue. Describe the issue and its origin. Provide an example of this new security issue. Discuss the impacts of the security issue and...
A T-ball baseball player hits a baseball from a tee that is 0.6 m tall. The flight of the ball can be modelled by h(t) = -4.91 +61 +0.6, where h is the height in metres and t is the time in seconds....

A very bright source of red light has much more energy than a dim source of blue

Question:

Step by Step Answer:

It is not the total energy in the light beam that c...View the full answer

Conceptual Physics

Students also viewed these Electricity and Magnetism questions