Acast-iron bar, 200 cm long and 4 cm in diameter, is pulled by equal and opposite axial force p at its ends. (a) find the maximum normal and shearing stresses if p = 90,000 n. (b) find the total elongation and lateral contraction (e=103 gpa, ν = 0.3).

the correct answer is c.stops after infancy and childhood.

myelin is the substance of the central nervous system (cns) that insulates nerve cell axons to increase the speed at which nerve impulse travels. myelination is a process of myelin formation. this process occurs postnatally, begins in the embryo during the midst of early development and finishes after birth.

answer:

i cant give me a pic

explanation:

answer:

a

explanation: