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WHAT IS THE FUNCTION OF EQUAL ARM BALANCE?
An equal arm balance is a measuring instrument used to determine the mass of an object by comparing it to known weights. It consists of a horizontal beam balanced at its center, with pans on either end where the sample and reference weights are placed. When the weights on both sides are equal, the balance indicates that the mass of the object matches the combined mass of the weights. This device is essential in laboratories and educational settings for precise mass measurements.
What does a balance scale mean?
A balance scale is a measuring device used to determine the weight of an object by comparing it to known weights. It consists of a beam balanced on a fulcrum, with pans on either side to hold the object and the weights. When the scale is balanced, it indicates that the weights on both sides are equal, allowing for accurate measurement. In a broader context, a balance scale symbolizes fairness and justice, often representing the idea of weighing evidence or moral choices.
What is the difference between a beam balance and a spring balance?
A beam balance uses a lever and sliding weights to measure mass by balancing two sides of a beam, whereas a spring balance measures force by using Hooke's law to determine the force needed to stretch a spring. Beam balances are more precise for measuring mass, while spring balances are more convenient for measuring force.
How do balance scales work and what is their primary function in measuring weight?
Balance scales work by comparing the weight of an object on one side of the scale to a known weight on the other side. The primary function of balance scales is to measure the weight of an object by achieving equilibrium between the two sides, indicating that the weights are equal.
What is the difference between symmetrical balance and asymmetrical balance?
A symmetrical balance has its fulcrum at the midpoint of the horizontal bar and equal weights at either end. In an asymetrical balance the fulcrum is not at the centre and consequently the weights on the two sides are in inverse proportion to the lengths of the horizontal bar to the fulcrum.
What is a lever balance?
A lever balance is a simple machine used to measure weights by comparing an unknown weight to a known weight. It consists of a bar that pivots on a fulcrum, with the two sides of the bar holding the weights. When the lever is balanced, the weights on each side are equal.
Why should the two sides of the trial balance be equal?
Using a trial balance, you can only estimate a weight by having both sides at an equal level and knowing the value of the weights on one side.
How do you balance a boat?
Put the same weights on both sides! So it does not fall. Sources: History book in my school
How would you balance these weights 5kg 11kg 2kg 19kg 7kg and 23kg?
To balance the weights, you need to ensure that the total weight on each side is equal. In this case, you can balance the weights by placing 5kg and 23kg on one side of the scale, and 11kg, 2kg, 19kg, and 7kg on the other side. This way, both sides will have a total weight of 28kg.
How are a balance scale and triple bean balance different?
A balance scale compares the weights of two objects by placing them on opposite sides of a central pivot point, while a triple beam balance uses three sliding weights to measure the mass of an object. The main difference is in the mechanism of measurement, with a balance scale relying on the principle of balance and symmetry, whereas a triple beam balance involves adjusting the position of the weights to find equilibrium.
Can you use a pan balance to measure them mass of an object?
Yes. You would need some way of keeping the orange on the balance though. I would suggest placing a bowl on the balance, correcting for it's weight, and then measuring the combined weight of bowl and orange.
what is the meaning of the balance scale?
A balance scale is a tool used to measure the weight of an item by comparing it to known weights on the opposite side of the scale. It represents the concept of equilibrium and fairness, as it ensures that both sides of the scale are in balance before a decision is made.
