Iron is good for creating solenoids because its _(blank)_ and _(blank)_ allow it to be magnetized and demagnetized quickly.

high susceptibility; high retentivity

high susceptibility; low retentivity

low susceptibility; high retentivity

a

low susceptibility; low retentivity

The 20@kg wheel has a radius of gyration about its center g of kg = 300 mm. when it is subjected to a couple moment of m = 50 n # m, it rolls without slipping. determine the angular velocity of the wheel after its mass center g has traveled through a distance of sg = 20 m, starting from rest.

Protons and neutrons are found within the nucleus of an atom

According to newton’s first law of motion, which force is expected to cause a body to accelerate?