If a girl hits a ball with a bat, then the ball _____. a) exerts no force on the bat b)exerts a smaller force on the bat than th
2 answers:
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Answer:
(a) 0.345 T
(b) 0.389 T
Solution:
As per the question:
Hall emf,
Magnetic Field, B = 0.10 T
Hall emf,
Now,
Drift velocity,
Now, the expression for the electric field is given by:
(1)
And
Thus eqn (1) becomes
where
d = distance
(2)
(a) When
(b) When
Its the answer of B speed and velocity
