For cases like this, friction can be reduced using a lubricant, which is a material that reduces friction between two objects. Oil is an example of a lubricant. In other cases, friction can slow down a vehicle or a person.
Indeed reported the average salary for a police officer in New York is $34,000. LawEnforcementEDU.net also reported that the beginning salary for the New York City police officers is $44,744. After a few years, however the amount can increase significantly. Having served a department for five years, an officer is paid $69,005, but after five and a half years, they are compensated with $90,829.
A police officer with five yearsâ experience in New York makes about $69,000 a year. A teacher with the same number of years in the cityâs public school system makes between $50,812 and $63,534. $70,000 annual income is middle class for a family of four, according to the median response in a recent Pew Research Center survey, and yet people at a wide range of income levels, including those making less than $30,000 and more than $100,000 a year, said they, too, belonged to the middle.