1. Investigate the difference between "phase velocity" and "group velocity." Why does an index of refraction of less than 1 (so v>c) not violate relativity, which says no information can move faster than the speed of light?

1. Electric Dipoles vs Magnets. Name 2-3 similarities between electric dipoles and magnets in broad terms of forces and motion. Name 1-2 differences between electric dipoles and magnets.

2. Explain the meaning of Magnetic Field Superposition. What is superimposed on what?

Two women in a group of 25 people shared the same name and the same birthday. Discuss whether this is a surprising result. Do you think it is more likely that you will find a pair of people in a room of 25 who share a first name or a pair of people who share a birthdate?

1. What events or historical forces contributed to the Boston busing crisis of the mid-1970s? Name at least three, and briefly explain why you think each one was a contributory cause of the Boston busing crisis

2. Name three specific consequences of the Boston busing crisis.

Java

Create a method to display a menu. When this method is called it should receive the user's name, great the user, and ask them to make a selection. 1 - Change your name, 2 - Test your IQ, 3 - Display a table, 4 - Play a game, 5 - Exit.

write Java program has two classes ,( using Inheritance )

first class set ( id , name ) and method output

second class ( id , name , Mark 1 , Mark 2 , Mark 3 )

method total , average , grade , results ( if the student pass or not ) , and output method

Here is class Dog

-String name; -int age

-String breed;

-boolean adopted; //false if available ………………… +constructor, getters, setters, toString() Write a lambda expression showAdoptable using a standard functional interface that will display the dog’s name age and breed if adopted is false.

Help please!!

How do you find the Total Shareholder Return for a company? If you know how, would you be able to help me figure it out for Microsoft in 2016?