Two long parallel wires separated by 4.0 mm each carry a current of 24 A. These two currents are in the same direction. What is the magnitude of the magnetic field at a point that is between the two wires and 1.0 mm from one of the two wires?

a. 4.8 mT
b. 6.4 mT
c. 3.2 mT
d. 9.6 mT
e. 5.3 mT


C

Physics & Space Science

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The force due to gravity has the mathematical form

.

a. True

b. False
Indicate whether the statement is true or false

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From stage 4 to stage 7 of star formation, the object plotted on the H-R diagram moves so that:

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Five objects of mass m move at velocity at a distance r from an axis of rotation perpendicular to the page through point A, as shown below. The one that has zero angular momentum about that axis is

A.


B.

C.

D.

E.

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