All surface are smooth. Find the acceleration of mass m relative to wedge when wedge is moving with acceleration 'a'

All surface are smooth. Find the acceleration of mass m relative to we

1.	All surface are smooth. Find the acceleration of mass m relative to wedge when wedge is moving with acceleration 'a'
Answer» Solution :Net force acting down the plane is `F=ma cos THETA + MG SIN theta` ACCELERATION down the plane `a=g sin theta + a cos theta`