Question

Two bodies A and B move forward east and west with 5m\s and 10 m\s
,their relative speed is
A 5m\s
B 10
C 15
D 0

Two bodies moves towards each other with 5 & 10m\s their relative speed is
A 5m\s
B 10
C 15
D 0

Answer 1

In both the questions the bodies A and B move opposite(direction) to each other so velocity of one with respect to other is the sum of both the velocities = 15m/s.

1) option c
2) option c