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प्रश्न
What makes a balance faulty?
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उत्तर
A balance becomes faulty, if the lenghts of its arms are unequal or the weughts of both the pans are not same.
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संबंधित प्रश्न
Define equilibrium.
In a beam balance, when the beam is balanced in a horizontal position, it is 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?
A uniform meter scale is in equilibrium as shown in the diagram :
(i) Calculate the weight of the meter scale.
(ii) Which of the following options is correct to keep the ruler in equilibrium when 40 gf wt is shifted to 0 cm mark ?
F is shifted towards 0 cm
or
F is shifted towards 100 cm
The moon revolving around the earth is in ______ equilibrium.
State the principle of moments.
Explain why It is easier to knock down a boy who is standing on one foot than one who is standing on two.
What is the weight of a body placed at the centre of the earth?
When a stone tied to a string is rotated in a horizontal plane, the tension in the string provides ______ force necessary for circular motion.
Give one example of dynamic equilibrium.
