Oceans are collected to all bodies of water because
- All Rivers, streams, or swamps end up flowing out into an ocean somehow
- The oceans are the largest bodies of water, so most of the water on earth comes from them, or has been in the oceans.
Answer:
<h2>Magnetic field required for the given induced EMF is 1.41 T</h2>
Explanation:
Potential difference across the blood vessel is given as

here we know that the speed is given as



now we have


Now volume flow rate of the blood is given as


from above equation we have

Now we have


I would say friction because it requires to surfaces in order for the force to take place
correct me if I'm wrong.