The value of the electric field for a certain type of electromagnetic wave is 570 N/C. What is the value of the magnetic field for that wave? Group of answer choices

If two metal balls each have a charge of -10^-6 c and the repulsive force between them is 1 n, how far apart are they? (coulomb's constant is k = 9.0x 10^9 n-m^2/c^2? 9.5 m 9.0 mm 9.5 cm 0.9 m .

The image shows a pendulum in simple harmonic motion the pendulum starts at a and swing to e

Clothes dryer uses about 7 amps of current from a 240 volt line. how much power does it use?