Questions

Receptors for hearing the organ of corti or the spiral organ is located in the the mammalian cochlea.

Strength of concrete increases with increase in water cement ratio as the strength of the cement is directly proportional to water cement ratio.

True, Stress is a factor that contributes to heart disease risk.

More factors that contributes to heart disease risk are blood pressure, cholesterol, smoking, physical inactivity and overeating.

The basic concept in economics is that all resources are limited.

1. char arr[NUMSLOTS(50)];

2. SET (arr, 20);

3. if (TEST (arr, 40))

Resistivity :

Resistivity is a measure of the resistance to the flow of electrons. 

Conductivity :

Conductivity is just the inverse of resistivity, σ = 1/ρ, where σ is conductivity and ρ is resistivity.

Example:

Think of a pipe and water, the bigger the pipe, the easier water can flow and thus the lower the resistance.