Just the solutions for all 3

Select the TWO situations from the following where coated ceramics would be useful. Select one or more To increase fatigue resistance To minimise wear To provide thermal insulation To increase stiffness To increase strength : The following sentence consists of an assertion followed by a reason: Copper is used in overhead transmission lines because it is more electrically conductive than aluminium. Which of the following is correct? Select one: The assertion is true but the reason is a false statement. O Both the assertion and reason are false statements. O Both assertion and reason are true statements but the reason is not a true explanation of the assertion. The assertion is false but the reason is a true statement O Both assertion and reason are true statements and the reason is a correct explanation of the assertion. In the galvanic anode system, the pieces of metal that is placed in contact with the corrosive environment and are electrically connected to the structure to be protected, it is must be Select one: O any material the same material as the structure O more noble than the structure O more active than the structure