Situation 3: As shown in the figure block D is used to support the 100-kg uniform pole ABC in the position shown. 1. 2. 3. -7.5 m- B P=0.2 -3 m -1=0.2 D 1 m 4 m Find the normal force at point B. Find the frictional force at point B. Calculate the weight of the lightest block D than can be used to support the pole against impending sliding. Calculate the weight of the lightest block D than can be used to support the pole against impending tipping. 4. 5. Calculate the weight of the lightest block D than can be used to support the pole.
Situation 3: As shown in the figure block D is used to support the 100-kg uniform pole ABC in the position shown. 1. 2. 3. -7.5 m- B P=0.2 -3 m -1=0.2 D 1 m 4 m Find the normal force at point B. Find the frictional force at point B. Calculate the weight of the lightest block D than can be used to support the pole against impending sliding. Calculate the weight of the lightest block D than can be used to support the pole against impending tipping. 4. 5. Calculate the weight of the lightest block D than can be used to support the pole.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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3. Please show your complete solution.
Transcribed Image Text:Situation 3: As shown in the figure block D is used to
support the 100-kg uniform pole ABC in the position shown.
-7.5 m
B
P=0.2
-3 m
-=0.2
D
4 m
1. Find the normal force at point B.
2.
3.
4.
Find the frictional force at point B.
Calculate the weight of the lightest block D than can be
used to support the pole against impending sliding.
Calculate the weight of the lightest block D than can be
used to support the pole against impending tipping.
Calculate the weight of the lightest block D than can be
used to support the pole.
5.
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