Electrical Energy- or the movement of electrons in a conductor as they respond to an applied voltage- is an example of

The y form of iron is known as: a) ferrite b) cementite c) perlite d) austenite

The sum of the normal stresses does not change as the stress state rotates through an angle. a)-trune b)- false

The short distance from the objective lens to the object causes problems at high magnification. which of the following is the most serious? a. cleaning the object surface b. positioning the object c. reflection from the object surface. d. illumination of the object