A caliper, specifically a digital or vernier caliper, can be used to measure the diameter of a pipe accurately. For larger pipes, a pipe gauge or a tape measure may also be utilized, depending on the pipe's size and accessibility. Additionally, specialized tools like a pipe micrometer can provide precise measurements for smaller diameters.
Calipers are used to measure the dimension of anarticle. In measuring a section of pipe you would use an inside caliper to give the internal diameter, and an outside caliper to give the external diameter. The difference being the thickness of the pipe wall.
The instrument commonly used to measure the external diameter of a glass rod is a caliper, specifically a vernier caliper or a digital caliper. These tools allow for precise measurements by fitting around the rod and providing a reading on a scale or digital display. For larger diameters, an inside micrometer or a dial gauge can also be used.
The diameter of a 4-inch pipe is 4 inches, which is the nominal size commonly used in plumbing and piping systems. This measurement refers to the internal diameter of the pipe, though the actual outer diameter may be slightly larger depending on the pipe's wall thickness and material.
A protractor can be used to measure an angle.
Varier calliper
A set of calipers.
Vernier caliper
Inside and outside calipers are used for this.
A manometer instrument is used to check the alignment of two shafts.
The instrument used to measure the diameter of spherical objects is called calipers.
A Vernier caliper, or a micrometer can measure diameter real well, and from that it's easy to calculate area.
A vernier caliper or a micrometer can be used to measure the internal diameter of a beaker. These tools provide accurate measurements of dimensions, including internal diameters, with precision.
Astronomers use a variety of instruments such as telescopes and radar to measure the diameter of planets. One commonly used instrument is a laser range finder, which can be used to determine the size of a planet by measuring the time it takes for a laser beam to bounce back to Earth after being pointed at the planet's surface.
Calipers are used to measure the dimension of anarticle. In measuring a section of pipe you would use an inside caliper to give the internal diameter, and an outside caliper to give the external diameter. The difference being the thickness of the pipe wall.
Relative roughness is a measure of the surface roughness of pipe surfaces. It is the size of the roughness scaled by the diameter of the pipe or duct. Rel Roughness=e/D; where e is the measurement of the surface roughness and D is the diameter of the pipe. It is mainly used for calculating head losses in piping systems.
Calipers measure the internal or external dimensions of something.
venturimeter, orificemeter are some of the instruments used to measure the flow rate in pipe.