## anonymous one year ago https://session.masteringphysics.com/problemAsset/1332409/2/yf_Figure_1_29.jpg Find the magnitude of B⃗ ×A⃗ .

• This Question is Open
1. IrishBoy123

|dw:1441889622853:dw|

2. IrishBoy123

the cross product is defined $\vec X \times \vec Y = |\vec X||\vec Y| \sin \theta \ \hat n$ so it's "magnitude" is : $$\|\vec X||\vec Y| \sin \theta$$ you have the length of these vectors and you can work out the angle $$\theta$$ between them so plug it all in... :p

Find more explanations on OpenStudy