Question

explain with example that displacement equal to 0​

Answer 1

Explanation:

more reactive metal displace less reactive metal from its compound is displacement

Example

fe+ cuso4.........Feso4+ cu

iron(fe)is more reactive than copper(cu) so,it displace from copper from its solution

Answer 2

Answer:

Explanation:

When we walk through a straight path

Than,there is no shortest distance to travel.

.: D=0 at that time.