The figure shows a 250 g slab placed on a 950 g frictionless wedge structure. The whole assembly rests on level ground. Determine the normal reaction experienced by the wedge if the slab was sliding downwards on the inclined structure.

• A. 11.1 N
• B. 9.38 N
• C. 11.8 N
• D. 2.12 N

Answer: (A)