A 16-nC charge is distributed uniformly along the x axis from x = 0 to x = 4 m. Which of the following integrals is correct for the magnitude (in N/C) of the electric field at x = +10 m on the x axis?
A.
B.
C.
D.
E.
Answer: A
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Jupiter's ______________ and ______________ are the ingredients needed to generate its very large magnetic field
Fill in the blank(s) with correct word
Phase Angles: The phase angle in a series RL circuit at 1.0 kHz with a 0.20-k? resistor and a certain inductor is 40°. What is the inductance in this circuit?
A. 84 mH B. 74 mH C. 27 mH D. 37 mH E. 58 mH
A balanced chemical equation will have the same ______________ on each side
a. number of moles b. number of molecules c. mass of each compound d. number of atoms of each element
There is a current I flowing in a clockwise direction in a square loop of wire that is in the plane of the paper. If the magnetic field B is toward the right, and if each side of the loop has length L, then the net magnetic force acting on the loop is
a.
2ILB.
b.
ILB.
c.
IBL2.
d.
zero.