System of Coplanar Forces
Center of Gravity and Centroid for Plane Laminas
Equilibrium of System of Coplanar Forces
Types of Support
Analysis of Plane Trusses
Forces in Space
Resultant of Noncoplanar force systems
Equilibrium of Noncoplanar force systems
Principle of Virtual Work
Kinematics of Particle
Kinematics of Rigid Bodies
Kinetics of a Particle
Force and Acceleration
Work and Energy
Impulse and Momentum
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Related QuestionsVIEW ALL 
Using Principle of Virtual Work, determine the force P which will keep the weightless bar AB in equilibrium. Take length AB as 2m and length AC as 8m. The bar makes an angle of 30° with horizontal. All the surfaces in contact are smooth. Refer Figure 9.
Determine the tension in a cable BC shown in fig by virtual work method.
Given: F=3500 N
ϴ = 50o
Length of rod = 3.75 mm + 1.5 mm = 5.25 mm
To find : Tension in cable BC
Two cylinders 1 and 2 are connected by a rigid bar of negligible weight hinged to each cylinder and left to rest in equilibrium in the position shown under the application of force P applied at the center of cylinder 2.
Determine the magnitude of force P.If the weights of the cylinders 1 and 2 are 100N and 50 N respectively.
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