Uploaded imagetwo long, parallel wires each carry the same current i in the same direction (see figure below). the total magnetic field at the point p midway between the wires is in what direction?

a. zero
b. directed into the page
c. directed out of the page
d. directed to the left
e. directed to the right

The intensity of a polarized electromagnetic wave is 12 w/m^2. part a) what will be the intensity after passing through a polarizing filter whose axis makes the angle θ=0∘ with the plane of polarization? part b) what will be the intensity after passing through a polarizing filter whose axis makes the angle θ=30∘ with the plane of polarization? part c) what will be the intensity after passing through a polarizing filter whose axis makes the angle θ=45∘ with the plane of polarization? part d) what will be the intensity after passing through a polarizing filter whose axis makes the angle θ=60∘ with the plane of polarization? part e) what will be the intensity after passing through a polarizing filter whose axis makes the angle θ=90∘ with the plane of polarization?

Which compound is held together by the electrostatic force between two ions? a. co2 b. cci4 c. h2s d. mgf2

Acamcorder has a power rating of 20 watts. if the output voltage from its battery is 9 volts, what current does it use?