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.
The NYPD administers promotional exams for each rank above police officer every two-three years. itâs a great place to advanceâ¦. 1 in 6 uniformed members of the NYPD are Detectives. A Detectiveâs (3rd Grade) average earning is $88,000* (Promotion to Detective is not based on a promotional exam, itâs based on merit) 1 in 7 uniformed members of the NYPD are Sergeants. A Sergeantâs average earning is $91,000* 1 in 20 uniformed members of the NYPD are Lieutenants.