When dealing with the relationship of the current and resistance of the resistance goes up the flow of current will?

When you push downward on a book at rest on a table, you feel an upward force. does this force depend on friction? defend your answer.

Photoelectrons with a maximum speed of 6.50 x 107 m/s are ejected from a surface in the presence of light with a frequency of 6.75 x 1014hz. if the mass of an electron is 9.10 x 10-31 kg, calculate in joules the maximum kinetic energy of a single electron. 3.84 x 10-15 j 1.92 x 10-15 j 5.92 x 10-23 j 3.07 x 10-16 j

What are the north and south poles of a solenoid change with?