old man went to the Doctor complaining that his wife could barely hear. The Doctor suggested a test to find out the extent of the problem.
“Stand far behind her and ask her a question, then slowly move up
and see how far away you are when she first responds.”
The old man, excited to finally be working on a solution for the problem, runs home
and sees his wife preparing supper.
"Honey” the man
Asks standing around 20 feet away “what's for supper?” After receiving
no response he tried it again 15 feet away, and again no response. Then
again at 10 feet away and again no response. Finally he was 5 feet away
“Honey, what's for supper?”
She replies “For the fourth time it’s
The teacher asked, "What is actually used as a conductor of electricity Little Johnny?"
Little Johnny stammered, "Why...er?"
The teacher smiled and said, "Wire is right. Very good Little Johnny.
Now tell me, what is the unit of electrical power?"
Little Johnny asked, "The what?"
His teacher was very pleased, saying, "That's absolutely correct-- the
"Now, class, you should all take the time to study as diligently as
Little Johnny does."