subject

Physics, 07.09.2019 18:10 luis9527

Photoelectrons from a material with a binding energy of 2.71 ev are ejected by 450 nm photons. once ejected, how long (in s) does it take these electrons to travel 2.60 cm to a detection device?

ansver

Answers: 2

Show answers

Another question on Physics

question

Physics, 22.06.2019 06:30

How much force was applied to an object if was moved 2 meters and the work done on the object was 8 joules? a. 0.25 n b. 4 n c. 6 n d. 16 n

Answers: 1

question

Physics, 22.06.2019 09:30

1. how to locate the image in converging(concave) mirror and diverging (convex) mirror with salt. 2. how to locate the image in a converging (convex) lens and diverging (concave) lens with salt.

Answers: 1

question

Physics, 22.06.2019 14:30

Lightning is an example of what phenomenon? a release of a large amount of energyan absorption of a large amount of energya natural electric circuita natural electric current

Answers: 1

question

Physics, 22.06.2019 15:30

What are the north and south poles of a solenoid change with?

Answers: 1

You know the right answer?

Photoelectrons from a material with a binding energy of 2.71 ev are ejected by 450 nm photons. once...

Questions

question

Mathematics, 15.06.2021 01:00

Find the x-intercept of the graph of the linear equation y= - 1/3 x+3?x-intercept =...

question

Physics, 15.06.2021 01:00

What is the acceleration of a 0.30 kilogram ball that is hit with a force of 27 N?...

question

Mathematics, 15.06.2021 01:00

in circle T with m angle STU=50 and ST=3 units, find the length of arc SU. Round to the nearest hundredth....

question

Mathematics, 15.06.2021 01:00

SA=2rr2+2trh (Use 3.14 for .) 10 in find the surface area . 4 in square inches do not round your answer?...

question

Mathematics, 15.06.2021 01:00

CAN SOMEONE HELP ME OUT WITH THIS PLEAS AND THANK YOU.

question

Mathematics, 15.06.2021 01:00

HELP NOW PLS Use the function f(x) to answer the questions: f(x) = 4x2 + 8x − 5 Part A: What are the x-intercepts of the grap...

question

Mathematics, 15.06.2021 01:00

Use sigma notation to represent the sum of: the first 40 terms in the sequence 1,4,9,13.....

question

History, 15.06.2021 01:00

1. When it comes to the actions of Pres. Nixon regarding the events of Watergate and the Ukraine call between Trump and Zelensky, which one was worse?...

question

History, 15.06.2021 01:00

How did Mark Mathews impact Washington? What was Washington’s role to Mark Matthews?...

question

Mathematics, 15.06.2021 01:00

Determine if the given equations are functions or not functions....

question

Mathematics, 15.06.2021 01:00

In the standard (x, y) coordinate plane, what is the length of the line segment that has endpoints (−3,4) and (5,−6)?...

question

English, 15.06.2021 01:00

An aeroplane flies from a town X on a bearing of N45°E to another town Y, adistance of 200 km. It then changes courseand flies to another...

question

Mathematics, 15.06.2021 01:10

What base makes the equation below true? Note: A number should be entered, not a word.

question

Mathematics, 15.06.2021 01:10

Which graph best represents the solution to the following pair of equations? y = −2x + 13 y = 2x − 3 A graph is plotted...

question

Business, 15.06.2021 01:10

California courts have held that if a lease is written, then it must be signed by the... leaseholder lessee. tenant lessor....

question

Mathematics, 15.06.2021 01:10

PLEASE HELP Rounding in the calculation of monthly interest rates is discouraged. Such rounding can lead to answers different from those presented he...

question

Mathematics, 15.06.2021 01:10

What is the mean absolute deviation of the number of pieces of fruit Nicholas eats each week? Round your answer to the nearest tenth....

question

Mathematics, 15.06.2021 01:10

NEED HELP PLS Asha found that a vertical line intersects the graph of x = StartAbsoluteValue y EndAbsoluteValue at two points. What can Asha conclude...

question

English, 15.06.2021 01:10

evaluate the extent to which the government have supported affected communities by human rights violations...

question

English, 15.06.2021 01:10

There are three types of plate boundaries. Which choice is NOT a type of plate boundary?...

More questions: Physics Another questions

Questions on the website: 13722363