ii. A uniform ladder of 2.5 m leans against a smooth wall as shown in Figure 5 with the force on the floor is 250 N. If the weight of the ladder is 300 N and the floor is rough, calculate the frictional force at the base of the ladder. UTM UTM UT 3 UTM 3 UTM &UT 5 UTM 5 UTM 250 N UT 40 0 5 UTM Figure 5
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