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Yes - otherwise it will give a false reading.

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Q: Should the balance pointer be set to zero before weighing?
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What do you check before using a triple beam balance?

to measure the mass of objects


Why is it important to determine the rest point of the triple beam balance before using it?

You need to set the balance to zero before using it because it affects the accuracy of the measurement. Ideally, you should set the balance to zero before each weighing.


Why do we Calibrate the balance before you weigh the object?

Calibrating the balance ensures that it is measuring accurately by accounting for any errors or drifts in its readings. This helps to obtain precise and reliable measurements when weighing objects.


What is function of balancing screws in physical balance?

Balancing screws are used to adjust the balance of the physical balance by adding or removing weight to ensure that the beam is level and accurate when weighing objects. By manipulating the position of the balancing screws, the physical balance can be calibrated to measure weights precisely.


How weighing by difference eliminates systematic balance error in analysis of an unknown acetic acid solution experime?

Weighing by difference involves weighing the container before and after transferring the substance. By subtracting the initial weight of the container from the final, any systematic balance error present in the weighing process is eliminated. This method ensures that the mass of the substance is accurately measured without the influence of balance errors.


Do's and don'ts in handling the triple beam balance?

Do ensure the balance is calibrated before use, handle with care to prevent damage, and always zero the balance before weighing. Don't overload the balance beyond its capacity, use excessive force when handling the weights, or place hot or corrosive substances directly on the balance pan.


How long before weighing should you quit consuming liquids?

Just use the toilet before using the scale.


What is the first thing to do before measuring mass with a triple beam balance?

The first thing to do before measuring mass with a triple beam balance is to ensure the balance is zeroed. This involves making sure all the beams are at their zero marks and the pointer is at zero on the scale.


Was noel pointer sick before his death?

noel pointer still alive


What is the function of screw in a physical balance?

There are two screws on the physical balance. One is on the left side and other is on the right side of the physical balance. If pointer is not in middle of the scale, we move these screws forwards or backwards to bring the pointer in the middle of the scale. This is done before we put any mass or weight in either of the pan. In other words we use the screws to remove the zero error of the physical balance.


How do improve weighing a rabbit after its been fed?

When weighing a rabbit after it has been feed the biggest improvement one might see is on the scale. The weight of the rabbit after eating should be higher than it was before eating.


Why cool the crucible before weighing?

The crucible must be cold before weighing because the heat from the crucible will warms the surrounding air