A nichrome wire of length 2.0 m and diameter 1.2 x 10^-3 m has a resistance of 1.8 ohms. Determine the resistances of nichrome wires of length (a) 3.0 m and diameter 1.2 x 10^-3 m,
(b) 2.0 m and diameter 2.4 x 10^-3 m,
(c) 5.0 m and diameter 0.6 x 10^-3 m.

currently having a mental breakdown
need this asap​

Modern atomic theory states that the atom is a diffuse cloud of surrounding a small, dense nucleus. a) electron b) neutron c) proton d) quark eliminate

Red light strikes a metal surface and electrons are ejected. if violet light is now used with a 10% greater intensity, what will happen to the ejection rate (number of ejected electrons per second) and the maximum energy of the electrons? a) greater ejection rate; same maximum energyb) same ejection rate; greater maximum energyc) greater ejection rate; greater maximum energyd) same ejection rate; same maximum energye) none of the above answers are correct

The ph is the a. independent variable b. the dependent variable c. control group