Aconductor carrying 14.7 amps of current is directed along the positive x-axis and perpendicular to a uniform magnetic field. a magnetic force per unit length of 0.125 n/m acts on the conductor in the negative y direction. what is the strength of the magnetic field at the place where the current is?

Two polarizers are oriented at 70∘∘ to one another. unpolarized light falls on them. what fraction of the light intensity is transmitted?

What type of relationship exists between the length of a wire and the resistance, if all other factors remain the same? o a. resistance is directly related to length. ob. resistance is directly related to the square of the length. c. resistance is inversely related to the length. d. resistance is inversely related to the square of the length. reset next

A40.0 l tank of ammonia has a pressure of 12.7 kpa. calculate the. volume of the ammonia if it’s pressure is changed to 8.4 kpa while its temperature remains constant.