Consider a magnetic force acting on an electric charge in a uniform magnetic field. Which of the following statements are true?
1 answer:
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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
Answer:
160 m
Explanation:
The intensity, I, of the sound is inversely proportional to the square of the distance, r, from the source.
Hence,
From the question, is half of