Question

When a few drops of oil or poured on the hinges

Answer 1

Few drops of oil are poured on the hinges of a door, the door moves smoothly by reducing friction. Oil is a lubricant. it helps to reduce friction by being applied over the irregularities of a surface. So, there is no interlocking of irregularities, so, friction reduces, and the door moves smoothly.....

Answer 2

Answer:

few drops of oil or poured on the Hinges of a door, the door moves smoothly by reducing friction.oil is lubricant. it helps to reduce friction by being applied over the irregularities of a surface.so, there is no interlocking aur irregularities. so, friction reduce and the door moves smoothly

hey mate its your answer