Question: When you shine a laser-beam pointer at a wall, why do you see a dot on the wall but not the beam running from pointer

When you shine a laser-beam pointer at a wall, why do you see a dot on the wall but not the beam running from pointer to wall (in the absence of dust or mist)?

Step by Step Solution

★★★★★

3.26 Rating (144 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock

Explanation When you shine a laserbeam pointer at a wall you see a dot on the wall but not the beam running from the pointer to the wall due to the wa... View full answer

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Students Have Also Explored These Related Particle Physics Questions!

Managing Scope Changes Case Study Scope changes on a project can occur regardless of how well the project is planned or executed. Scope changes can be the result of something that was omitted during...

Is the equation conditional, an identity, or a contradiction? Then Explain Why? 7y +2(3-y) = 5 + 5y +2

see below questions and provide me adjusted coding by using my coding. I share my coding and test failure message at the end. 1. BST.java 2.BSTNode.java Binary Search Tree you will be coding the...

Pls see attached. A laser pointer is placed on a platform that rotates at a rate of 16 revolutions per minute. The beam hits a wall 8 m away, producing a dot of light that moves horizontally along...

(incorrect) 160 kov/h 7. (1 point) Similar to 3.10.22 in Rogawski/Adams. Sioux Falls A laser pointer is placed on a platform that rotates at a rate 140 km/h of 30 revolutions per minute. The beam...

A laser pointer is kept at a constant and fixed height above the floor, but it can move horizontally back and forth in a straight line. A mirror is placed on a platform at a fixed distance from a...

The laser pointer is then set up at five different positions so that the beam is reflected off the center of the mirror and reflected onto the wall. At each position, the distance of the laser...

Can someone please help me with this, the lab seems easy but I keep messing it up, if you could help I would appreciate it, please You can even make numbers as long as it follows the lab, I would...

Can someone please help me with this, the lab seems easy but I keep messing it up, if you could help I would appreciate it, please can you please check my work Please take a look at the manual...

A temporary endocrine gland in the human body is: (a) Corpus allatum (b) Pineal gland (c) Corpus cardiacum (d) Corpus luteum

Rose Bowl Florists buys and sells roses only by the complete dozen. The owner buys 12 dozen fresh roses daily for $117, He knows that 10% of the roses will wilt before they can be sold. What price...

The _ _ _ method is the most popular method used to project cash flow

E 12-8 [Based on AICPA] Various foreign currencydenominated transactions 1. On September 1, 2016, Ban received an order for equipment from a foreign customer for 300,000 euros, when the U.S. dollar...

Suppose that you were to step gently onto a bathroom scale, read the dial, and then jump from a chair onto the same scale. (a) Would the dial show different readings in the two cases? (b) Would the...

Suppose the spring/balance device in Figure P13.10 is adjusted so that the spring is slightly stretched and the balance arm is level when the device is in an elevator at rest relative to the ground...

Angular momentum can be represented as a vector product and interpreted in terms of the rate of change of an area with respect to time. Give a similar interpretation of another vector product:...

Write a line of Java code that will declare a boolean variable named id that is initialized to the value true.

9. Who developed the Linux operating system ? Why do you think it has been so successful ?

Assets and sources of funds for depository institutions in the US , UK and The Bahamas