Question

The school of a boy from his home is 1 km to east. When he reaches back home , he says that he had travelled 2 km distance but his displacemant is zero. Justify your answer

Answer 1

Answer:

yes he travelled a distance 2 km because he travelled 1 km towards East while going to school and he travelled again while coming back to home from school.

but displacement is zero because initial and final is same

Answer 2

Explanation:

according to question,the distance between home and school is 1km.

we know that displacement is the short distance between two positions.hence when boy reaches at school and come back to home,

displacement=1-1=0km