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Why must two electrodes be used to make an electrical measurement such as pH?
Wiki User
∙ 13y ago
One is a Cathode and the other is the anode
Wiki User
∙ 13y ago
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Is the following sentence true or false to decide whether a measurement has good precisions or poor precisions the measurement must be made more than once?
True!
A material used for electrial wiring must have High viscosity low malleability or high conductivity?
If a material is going to be used for electrical wiring, it must have high conductivity. Conductivity is a noun.
If an electrican must do electrical work in an area with a damp floor he can reduce the possibility of being shocked by doing what?
standing on a dry board
What is convertion factor?
One thing that a conversion factor does is changes the numerical amount (value) of the measurement. The second thing a conversion factor does is changes the way measurement is expressed (units).
What things must happen in order that a substance can be smelled?
For a human to smell a substance, The substance must be volatile, and molecules of it must be airborne and drift near the nose. The substance must come in contact with an olfactory nerve-ending in the nose. The olfactory nerve must react, by excitation, to the molecule, sending an electrical impulse to the brain. The brain must receive and process olfactory (smell) nerve signals.
To determine the types of equipment your boat must carry you need to make a measurement. What is the measurement?
The length of the boat.
What a disadvantages to using a hydrogen electrode?
The electrodes must be kept dry.
To make sense a measurement must always have what 2 things?
A English and Metric System.
A measurement must include both a number and what?
The unit of measurement
Under federal and state law boats must carry certain equipment. To determine the types of equipment your boat must carry you need to make a measurement of the boat. What is this measurement?
A boat's length overall dictates the equipment the boat must have to comply with federal and state laws.
What measurement must you make to find the density of a sample of matter?
Two measurements are needed - you must find its mass and its volume. Density is mass divided by volume.
What is the first thing you must check for before subtracting one measurement from another?
In order to subtract or add data you must make sure it has the same units.
What measurement must you make to find density of a sample of matter?
Two measurements are needed - you must find its mass and its volume. Density is mass divided by volume.
Which precautions must be taken when electrical fittings are put in the bathrooms?
got to make sure its turned off
What value of a measurement must be available if the accuracy of a measurement is to be determined?
In units of measure(:
What two things must be included into a measurement?
The value of the measurement and the units used.
A every measurement must have a?
length
