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.
Officers with the New York Police Department have long complained they are poorly paid compared to the Port Authority police and suburban police forces. The NYPD has about 35,000 officers. At our current rate of pay, New York City Police officers are still among the lowest paid big city police officers in the nation, said Patrick Lynch, head of the New York City Patrolmen's Benevolent Association, the city's largest police union.