Question

15
А A
person goes 10 km north and
20 km east, What will be displacement,
from initial point ?​

Answer 1

Answer:

22.36Km

2km

5km

20km

Answer :

A

Solution :

AC−→−=AB−→−+BC−→−

AC=(AB)2+(BC)2−−−−−−−−−−−−√

=(10)2+(20)2−−−−−−−−−−−√

=100+400−−−−−−−−√=500−−−√

=22.36km

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Answer 2

Answer:

Displacement is the shortest distance

that is 20km - 10km = 10km

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