Which hand rule is used for cross product?
?can be visualized with the right-hand rule, as shown in the figure. The cross product is frequently used to obtain a ?normal? (a line perpendicular) to a surface at some point, and it occurs in the calculation of torque and the magnetic force on a moving charged particle.
How do you do the right-hand rule?
The right hand rule states that: to determine the direction of the magnetic force on a positive moving charge, point your right thumb in the direction of the velocity (v), your index finger in the direction of the magnetic field (B), and your middle finger will point in the direction of the the resulting magnetic force ?
What is right hand thumb rule in vector?
The direction of the cross-product is given by the Right Hand Thumb Rule. If we curl the fingers of the right hand in the order of the vectors, then the thumb points to the cross-product.
What are the 3 right hand rules?
These are for (1) long, straight wires, (2) free moving charges in magnetic fields, and (3) the solenoid rule ? which are loops of current. Calling these ?rules? is the right name. They are not laws of nature, but conventions of humankind.
What is Fleming left hand rule and right hand rule?
Fleming?s left-hand rule is used for electric motors, while Fleming?s right-hand rule is used for electric generators. Different hands need to be used for motors and generators because of the differences between cause and effect.
What does cross product tell you?
The cross product a ? b is defined as a vector c that is perpendicular (orthogonal) to both a and b, with a direction given by the right-hand rule and a magnitude equal to the area of the parallelogram that the vectors span.
Why does cross product give area?
Since the two expressions are equivalent, the cross product yields the area of the parallelogram made by the two vectors. Because where is the angle between and Draw a picture and check the formula for the area of a parallelogram.
What do you mean by right hand rule?
: a rule in electricity: if the thumb, the forefinger, and the middle finger of the right hand are bent at right angles to one another with the thumb pointed in the direction of motion of a conductor relative to a magnetic field and the forefinger in the direction of the field, then the middle finger will point in the ?
What is the use of right hand thumb rule?
The right hand thumb rule is used to find the direction of magnetic field around a current carrying a straight conductor. Hence, option D is correct. Note:The right hand thumb rule may be confused with Fleming?s right hand rule.
Is the cross product always the right hand rule?
The cross product will always be another vector that is perpendicular to both of the original vectors. The direction of the cross product is found using the right hand rule, while the magnitude of the cross product is given by:
How to calculate the direction of a cross product?
In this rule, we can stretch our right hand in a way that the index finger of the right hand in the direction of the first vector and the middle finger is in the direction of the second vector. Then, the thumb of the right hand indicates the direction or unit vector n.
When do you use the right hand rule?
Remember that vectors always have a magnitude and a direction. How do we find the direction?
For that, we need the right hand rule. To use the right hand rule, you first have to hold up your right hand. Make sure it?s not your left, or it won?t work!
How to use the right hand rule in vector multiplication?
Vector Multiplication. For that, we need the right hand rule. To use the right hand rule, you first have to hold up your right hand. Make sure it?s not your left, or it won?t work! Hold your index finger, middle finger and thumb so that they are all perpendicular to each other, like an x, y and z coordinate system.
What is an iPod Nano used for?
It connects to a Mac or PC to transfer files via iTunes using a Lightning connector, just like the iPhone and iPad. While you can?t load new apps ? the nano doesn?t run iOS like the iPod touch ? it includes apps to listen to music and podcasts, watch video, a built-in pedometer via Nike+, and an FM radio.
Can an iPod Nano text?
iMessage brings the functionality of iPhone? messaging to your iPod touch, so you can easily send text messages, photos, videos and contact information to an individual or group on other iOS 5 devices.
What apps can you get on iPod nano?
The new iPod nano runs apps, but it doesn?t run a full-fat version of iOS, so you?ve only got a few basic Apple apps to play with ? there?s no App Store, and no iTunes Store either. So, what you?re looking at here is Music, Videos, Fitness, Podcasts, Photos, Radio, Clock and Voice Memos.
Can I still put music on my iPod nano?
MobileTrans ? Phone Transfer tool is one such program that helps to put music on iPod Nano without using iTunes. It enables music to be transferred from an Android smartphone or an iPhone to an iPod Nano. Only select ?music? from the list that appears and then clicks ?Start?. Once the process is completed, click ?OK?.
What can I do with an old iPod nano?
6 Ways to Reuse Your Old iPod Right Now
Car MP3 Player. If the music you still love and listen to is still loaded on your old device, then keep it in the car!
Expendable Music Device.
Security Camera/Baby Monitor.
Can you FaceTime on iPod nano?
Named the iPod Nano Touch, the concept includes Wi-Fi, a front facing camera capable of handling FaceTime calls, weather status, Nike+ implementation, as well as classic iPod touch apps such as Clock, Music, and Images.
Can you get games on an iPod nano?
So not only can you watch video on the nano?s 2-inch screen, you can also play video games. Three games come with the iPod nano: iQuiz, a multiple choice quiz game; Vortex, a 3-D brick-bashing game; and Klondike, the classic solitaire card game.
Does iPod nano have a camera?
SAN FRANCISCO?September 9, 2009?Apple? today introduced the new iPod nano?, adding a video camera, mic and speaker to the world?s most popular music player. Music lovers can now shoot video wherever they are, view it on their iPod nano and use their computers to easily transfer their videos to YouTube.
How can I put music on my iPod nano without iTunes?
How to Add Music to an iPod Without Using iTunes
Insert the iPod?s USB cable into the bottom of the iPod. Go to Start>Settings>Control Panel on your computer. Go to your computer?s desktop and look for the folder titled ?My Computer. Look around the folder and find the folder within it titled ?Music?.
Does Apple still support iPod nano 7th generation?
Apple has finally killed the iPod Nano. The company has added the seventh iPod Nano, which came out in 2015, to its list of Vintage and Obsolete products. The iPod Nano joins the iPod classic, the fourth-generation iPod shuffle, and the fifth-generation iPod Touch as part of its ?Vintage? range of products.
What?s the main purpose of an iPod Nano?
The older generations use a menu interface and a ?click wheel? instead of a touch screen. They can: Play music. The main purpose of the iPod Nano is to play music. Since the Nano has no wifi capabilities, you can only put music on it by syncing it with a computer with iTunes.
Are there any apps for the iPod Nano?
While you can?t load new apps ? the nano doesn?t run iOS like the iPod touch ? it includes apps to listen to music and podcasts, watch video, a built-in pedometer via Nike+, and an FM radio. It also supports Bluetooth connectivity for hooking up to a wireless speaker system or other audio output source.
What?s the bad about the Apple iPod Nano?
The Bad The Nano?s camera can?t shoot photos or HD-quality video and Apple located its lens in the most awkward location imaginable. Storage capacities remain stuck at 8GB and 16GB. The Bottom Line No other MP3 player on the planet packs more features, from video to a pedometer, into a smaller package than the overachieving Apple iPod Nano.