Answer:
200 nm
Explanation:
We need a constructive interference to see the bright reflection
we know that where m=1 and is the wavelength of the gasoline
so
putting the value of m and in thickness equation
so the thickness of the film will be 200 nm
Answer: a) Emotional appeal
Explanation: Calls on feeling of human is referred as the emotion of the humans ,thus it is said to be an emotional appeal. Other appeals in the options are for the call on technical,logical or unexpected error reason and does not relate to the human audience needs or sympathies .But emotional appeal deals with these need on being called. So, option (a) is the correct option .
Answer:
entertainment.
Explanation:
i dunnoif it is right, but I would put this.