How are frictional forces reduced in car engines? Physics Forces and Newton's Laws Frictional Forces 1 Answer José Roberto Pereira Oct 18, 2015 They are reduced by lubrication. Answer link Related questions Question #d6539 Question #242b7 Question #6bde4 Question #50c79 Question #a2018 Question #f7a62 Question #27931 Question #0b375 Question #d70af Question #dab6f See all questions in Frictional Forces Impact of this question 1934 views around the world You can reuse this answer Creative Commons License