Advertisements
Advertisements
Question
State the condition when a body is in dynamic equilibrium.
Advertisements
Solution
When a body remains in the same state of motion (translational or rotational), under the influence of the applied forces the body is said to be in dynamic equilibrium.
RELATED QUESTIONS
Define equilibrium.
The figure shows a uniform metre rule placed on a fulcrum at its mid-point O and having a weight 40 gf at the 10 cm mark and a weight of 20 gf at the 90 cm mark.
- Is the metre rule in equilibrium? If not how will the rule turn?
- How can the rule be brought in equilibrium by using an additional weight of 40 gf?
What do you mean by the state of equilibrium? What are the conditions for stable equilibrium?
In equilibrium algebraic sum of moments of all forces about the point of rotation is ______.
In figure, a uniform bar of length l m is supported at its ends and loaded by a weight W kgf at its middle. In equilibrium, find the reactions R1 and R2 at the ends.
`["Hint:" "In equilibrium" "R"_1 + "R"_2 = "W" "and" "R"_1 xx l/2 = "R"_2 xx l/2]`
Explain when we carry weight, on one hand, we bend on the other side.
What is the weight of a body placed at the centre of the earth?
Explain the types of stability with suitable examples.
What are the three types of stability of an object?
Mention any two conditions for the stability of a body?
