(b) Dr Kassim intends to pick up the coin that has slipped into the bottom of the cupboard with the mass of 250 kg. A 18 wedge is to be forced under the cupboard at base A as presented in Figure 3.2. If the coefficient of static friction is us = 0.45 at all surfaces, Draw the Free Body Diagrams for the wedge and the 4 marks) Determine the (6 marks) i. e cupboard. UTM Orce P required to insert the Wedo UTM UT UTM alom UTM UTM UTM 3 UTM UTM UTM UT UTM UTM 3 UTM & UTM UTM 8UT UTM UTM & UTM UTM 8 UTM BUT UTM UTM 5 UTM & UTM * UTM UT UTM 7 UTM ; UTM UTM UTM 8 UT Figure 3.2 7 UTM UTM UTM 75 UTM UT