The figure shows an instantaneous profile of a rope carrying a progressive wave moving from left to right, then (a) the phase at A is greater than the phase at B (b) the phase at B is greater than the phase at A (c ) A is moving upwards (d) B is moving upwards

The figure shows an instantaneous profile of a rope carrying a progres

1.	The figure shows an instantaneous profile of a rope carrying a progressive wave moving from left to right, then (a) the phase at A is greater than the phase at B (b) the phase at B is greater than the phase at A (c ) A is moving upwards (d) B is moving upwards
Answer» `a` and `C` `a` and `d` `B` and `c` `b` and `d` SOLUTION :CONCEPTUAL