A bird stands on an electric transmission line carrying 1800 A. The line has x 2.0exp-100 resistance per metre and the bird's feet are 3.0 cm apart. What voltage does the bird experience?

Determine the fraction of the magnitude of kinetic energy lost by a neutron (m1 = 1.01 u) when it collides head-on and elastically with a target particle at rest which is 21h (heavy hydrogen, m = 2.01 u).

If the chemical properties of a substance remain unchanged and appearance or shape of a substance changes it is called a ?

What is a costume plot? why is it important to a film or theater production?