How to calculate pressure of a bulb in a system

Thread starter mohamad
Start date Oct 9, 2017
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Bulb Pressure System

In summary, calculating the pressure of a bulb in a system involves using the ideal gas law, which states that the pressure of a gas is directly proportional to its temperature and the number of moles of gas present, and inversely proportional to its volume. To calculate the pressure of a bulb, one must first determine the number of moles of gas present and then use the ideal gas law to find the pressure. This calculation can be useful in various industries such as chemistry, physics, and engineering, as it allows for the accurate measurement and control of pressure in a system.

Oct 9, 2017

mohamad

p1=Pa+(pgh)
p2=p1+pgh

Bulb A
SG= 0.87
pressure = 200kn/m^2

Bulb B
SG= 13.6

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Oct 9, 2017

BvU

Science Advisor

Homework Helper

Hello mohamad, :welcome:

And what is your question ? If you want assistance, the PF guidelines ask that you use the template (so you can reveal what you mean with ##p_1## and ##p_2## etc) and that you post your own attempt at solution.

1. What is the formula for calculating pressure in a bulb?

The formula for calculating pressure in a bulb is P = F/A, where P is pressure, F is force, and A is the area over which the force is applied. This formula is known as the pressure formula and is used to calculate pressure in any system.

2. How do you measure the force and area in a bulb to calculate pressure?

The force can be measured using a force sensor or by using the mass of an object and the acceleration due to gravity. The area can be measured using a ruler or by calculating the surface area of the bulb. These measurements can then be plugged into the pressure formula to calculate the pressure in the bulb.

3. What units are used for pressure in a bulb?

The most commonly used units for pressure in a bulb are Pascal (Pa) and atmospheres (atm). Other units such as pounds per square inch (psi) and torr (mmHg) may also be used, depending on the specific system being studied.

4. How does the pressure in a bulb affect the volume of gas inside?

According to Boyle's Law, the pressure and volume of a gas are inversely proportional. This means that as the pressure in a bulb increases, the volume of gas inside will decrease, and vice versa. Therefore, the pressure of a bulb can be used to control the volume of gas inside the system.

5. Can the pressure in a bulb change over time?

Yes, the pressure in a bulb can change over time. This can be due to various factors, such as changes in temperature, changes in the amount of gas inside the bulb, or changes in the force being applied. It is important to regularly monitor and adjust the pressure in a bulb to maintain a stable and controlled system.