Subject :NSO Class : Class 8
Man X is standing in front of a plane mirror while man Y is running towards him from behind. If the
man Y is running at a speed of 1 m s-1, how many
metres nearer does the man Y seem to be away from
man X after 5 seconds?
A7 m
B5 m
C6 m
D10 m
in mirror the distance is doubled