Advertisements
Advertisements
प्रश्न
What do you mean by an equilibrium of a body?
Advertisements
उत्तर
When a number of forces acting on a body produce no change in its state of rest or of motion, the body is said to be in equilibrium.
APPEARS IN
संबंधित प्रश्न
State the condition when a body is in dynamic equilibrium.
State two condition for a body acted upon by several forces to be in 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?
Give scientific reason for the following:
In a moving bus the standing passenger stands keeping both his legs apart.
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 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?
Give one example of static equilibrium.
