Lecture 3
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Transcript of Lecture 3
ENGINEERING MECHANICSME 201
INSTRUCTOR: SHEHARYAR MALIKBS AEROSPACE ENGINEERING
04/07/2023 LECTURE 3 2
ENGINEERING MECHANICS
MOMENT OF A FORCE – SCALAR FORMULATION
04/07/2023 LECTURE 3 3
ENGINEERING MECHANICS
RESULTANT MOMENT
MOMENT
DIRECTION and MAGNITUDE
04/07/2023 LECTURE 3 4
ENGINEERING MECHANICS
EXAMPLE PROBLEM
04/07/2023 LECTURE 3 5
• Determine the Resultant Moment of the four forces acting on the rod.
ENGINEERING MECHANICS
EXAMPLE PROBLEM
04/07/2023 LECTURE 3 6
ENGINEERING MECHANICS
EXAMPLE PROBLEM
04/07/2023 LECTURE 3 7
ENGINEERING MECHANICS
CROSS PRODUCT
04/07/2023 LECTURE 3 8
ENGINEERING MECHANICS
CARTESIAN VECTOR FORMULATION
04/07/2023 LECTURE 3 9
ENGINEERING MECHANICS
MOMENT OF A FORCE – VECTOR FORMULATION
04/07/2023 LECTURE 3 10
ENGINEERING MECHANICS
MOMENT OF A FORCE – VECTOR FORMULATION
04/07/2023 LECTURE 3 11
• Determine the Resultant Moment created by two forces at point O.
ENGINEERING MECHANICS
EXAMPLE PROBLEM
04/07/2023 LECTURE 3 12
ENGINEERING MECHANICS
EXAMPLE PROBLEM
04/07/2023 LECTURE 3 13
• Determine the moment of force at point O.
ENGINEERING MECHANICS
EXAMPLE PROBLEM
04/07/2023 LECTURE 3 14
SCALAR FORMULATION
VECTOR FORMULATION
ENGINEERING MECHANICS
04/07/2023 LECTURE 3 15
MOMENT OF A COUPLE
ENGINEERING MECHANICS
04/07/2023 LECTURE 3 16
• Determine the Magnitude and Direction of the couple moment acting on the gear
ENGINEERING MECHANICS
EXAMPLE PROBLEM
04/07/2023 LECTURE 3 17
ENGINEERING MECHANICS
EXAMPLE PROBLEM
04/07/2023 LECTURE 3 18
• Determine the resultant Couple Moment of the three couples acting on the plate
ENGINEERING MECHANICS
EXAMPLE PROBLEM