Question

A body travels a distance of 3 km towards east from other 4 km towards north and finally 9 km towards east find the distance and displacement.​

Answer 1

Answer:

distance= 16 km

displacement = √ 160 km

Answer 2

Answer:

Solution

(i) Total distance travelled =3+4+9=16 km

(ii) The body travels a total distance of 12 km in east direction i.e. towards x-axis.

And it travels a distance of 4 km in North direction, i.e. towards y-axis.

Hence, resultant displacement is

=

12

2

+4

2

=

144+16

=

160

=12.6km