Question

4 disadvantages of friction​

Answer 1

Answer:

4 disadvantages of friction

Oppose motion.

Produce heat in moving parts of machines/engines.

Produce noise in machines /engines.

Makes engines to consume more fuel, in other words it reduces the efficiency of engines.

Answer 2

Answer:

1. CAUSES WEAR AND TEAR OF OBJECTS.

2.CAUSE WASTAGE OF ENERGY.

3.FRICTION IS NECESSARY EVIL.

SORRY BRO ONLY 3 I KNEW