SPRING, 2023 MEC 104 - MECHANICS - STATICS - Test # 3 2/10 MEC 104 -...
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SPRING, 2023 MEC 104 - MECHANICS - STATICS - Test # 3 2/10 MEC 104 - MECHANICS-STATICS Question 2 SPRING, 2023 The cylinder below has a mass of 500 kg. All surfaces are smooth. A, B and C are frictionless Pins. The members AB and BC are considered to have a negligible weight. Calculate the following: a) Reaction at Point E b) Force in member AB, Tension or Compression? c) Pin reaction at C d) Pin Reaction at A B 90 500 mm E 30 A 700 mm 500 mm SPRING, 2023 MEC 104 - MECHANICS - STATICS - Test # 3 3/10 MEC 104 - MECHANICS-STATICS SPRING, 2023 3:40 Il 5G Applied Statics Test 3 - Spring 2023 PDF - 166 KB SPRING, 2023 MEC 104 - MECHANICS - STATICS - Test # 3 8/10 MEC 104 - MECHANICS-STATICS Question 5 SPRING, 2021 Compute the horizontal force P required to prevent the 900 lb block, shown below from sliding down the plane. The coefficient of friction between the block and the plane is 0.20. W = 900 lb P 35 35 SPRING, 2023 MEC 104-MECHANICS - STATICS - Test # 3 9/10 MEC 104 - MECHANICS-STATICS Question 5 (Cont.) SPRING, 2021 MEC 104 - MECHANICS-STATICS Gateway Community College Gateway Community College Downtown Campus Division 20 Church Street New Haven, CT 06510 SPRING, 2023 Engineering and Applied Technologies MEC 104 - MECHANICS-STATICS Test # 3 SPRING, 202 April 29th, 202 Name: Student ID: Questions 1 to 5: Solve using the appropriate Formulas, the method used to arrive at a solution to a problem is considered to be every bit as important as the mathematical computation (20 points each) Question 1 Determine the pin reactions at pins A, B, and C in the frame shown. Neglect the weights of the members. 2 m 2 m 200 N E 500 N B A D 1 m 5 m SPRING, 2023 MEC 104 - MECHANICS - STATICS - Test # 3 MEC 104 - MECHANICS-STATICS Question 1 (Cont.) 1/10 SPRING, 2023 SPRING, 2023 MEC 104 - MECHANICS - STATICS - Test # 3 6/10 MEC 104 - MECHANICS-STATICS Question 4 SPRING, 2021 The ladder shown is supported by a horizontal floor and a vertical wall. It is 12 ft long, weighs 30 lb (assumed to be concentrated at its mid-length), and supports a person weighing 175 lb at point D. The vertical wall is smooth and offers no frictional resistance. The coefficient of static friction at poin A is 0.30. Calculate the minimum angle at which the ladder will stand without slipping to the left. 3'-0" P = 175 lb B 6'-0" 3'-0" D A W = 30 lb SPRING, 2023 MEC 104 - MECHANICS - STATICS - Test # 3 7/10 MEC 104 - MECHANICS-STATICS Question 4 (Cont.) SPRING, 2021 SPRING, 2023 MEC 104 - MECHANICS - STATICS - Test # 3 4/10 MEC 104 - MECHANICS-STATICS Question 3 Determine the forces in members DE, CE, and BC in the truss shown below. SPRING, 2021 2 m A B E 4@3m 12 m 15 kN 5 kN 5 kN SPRING, 2023 MEC 104 - MECHANICS - STATICS - Test # 3 5/10 MEC 104 - MECHANICS-STATICS Question 3 (Cont.) SPRING, 2021 SPRING, 2023 MEC 104 - MECHANICS - STATICS - Test # 3 2/10 MEC 104 - MECHANICS-STATICS Question 2 SPRING, 2023 The cylinder below has a mass of 500 kg. All surfaces are smooth. A, B and C are frictionless Pins. The members AB and BC are considered to have a negligible weight. Calculate the following: a) Reaction at Point E b) Force in member AB, Tension or Compression? c) Pin reaction at C d) Pin Reaction at A B 90 500 mm E 30 A 700 mm 500 mm SPRING, 2023 MEC 104 - MECHANICS - STATICS - Test # 3 3/10 MEC 104 - MECHANICS-STATICS SPRING, 2023 3:40 Il 5G Applied Statics Test 3 - Spring 2023 PDF - 166 KB SPRING, 2023 MEC 104 - MECHANICS - STATICS - Test # 3 8/10 MEC 104 - MECHANICS-STATICS Question 5 SPRING, 2021 Compute the horizontal force P required to prevent the 900 lb block, shown below from sliding down the plane. The coefficient of friction between the block and the plane is 0.20. W = 900 lb P 35 35 SPRING, 2023 MEC 104-MECHANICS - STATICS - Test # 3 9/10 MEC 104 - MECHANICS-STATICS Question 5 (Cont.) SPRING, 2021 MEC 104 - MECHANICS-STATICS Gateway Community College Gateway Community College Downtown Campus Division 20 Church Street New Haven, CT 06510 SPRING, 2023 Engineering and Applied Technologies MEC 104 - MECHANICS-STATICS Test # 3 SPRING, 202 April 29th, 202 Name: Student ID: Questions 1 to 5: Solve using the appropriate Formulas, the method used to arrive at a solution to a problem is considered to be every bit as important as the mathematical computation (20 points each) Question 1 Determine the pin reactions at pins A, B, and C in the frame shown. Neglect the weights of the members. 2 m 2 m 200 N E 500 N B A D 1 m 5 m SPRING, 2023 MEC 104 - MECHANICS - STATICS - Test # 3 MEC 104 - MECHANICS-STATICS Question 1 (Cont.) 1/10 SPRING, 2023 SPRING, 2023 MEC 104 - MECHANICS - STATICS - Test # 3 6/10 MEC 104 - MECHANICS-STATICS Question 4 SPRING, 2021 The ladder shown is supported by a horizontal floor and a vertical wall. It is 12 ft long, weighs 30 lb (assumed to be concentrated at its mid-length), and supports a person weighing 175 lb at point D. The vertical wall is smooth and offers no frictional resistance. The coefficient of static friction at poin A is 0.30. Calculate the minimum angle at which the ladder will stand without slipping to the left. 3'-0" P = 175 lb B 6'-0" 3'-0" D A W = 30 lb SPRING, 2023 MEC 104 - MECHANICS - STATICS - Test # 3 7/10 MEC 104 - MECHANICS-STATICS Question 4 (Cont.) SPRING, 2021 SPRING, 2023 MEC 104 - MECHANICS - STATICS - Test # 3 4/10 MEC 104 - MECHANICS-STATICS Question 3 Determine the forces in members DE, CE, and BC in the truss shown below. SPRING, 2021 2 m A B E 4@3m 12 m 15 kN 5 kN 5 kN SPRING, 2023 MEC 104 - MECHANICS - STATICS - Test # 3 5/10 MEC 104 - MECHANICS-STATICS Question 3 (Cont.) SPRING, 2021
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