Question

make a chart of begative sentence of simple past tense​

Answer 1

Answer:

no

Explanation:

The efficiency of a single movable pulley system is not 100% this is because (i)The friction of the pulley bearing is not zero , (ii)The weight of the pulley and string is not zero.Sep 10, 2018The efficiency of a single movable pulley system is not 100% this is because (i)The friction of the pulley bearing is not zero , (ii)The weight of the pulley and string is not zero.Sep 10, 2018