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27 Cards in this Set
- Front
- Back
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What is the formula for Force
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mass times acceleration
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What is Force?
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a push or pull that causes a change in shape or change in motion
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what is the mechanical force formula
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W=M*G
T=F*L |
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what is the fluid force formula
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preassure difference is prime mover
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what is the electrical force formula
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voltage is the prime mover
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what is the thermal force formula
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temperature diffrence is the prime movement
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what are the two types of fluids?
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hydraulic(liquid) and Pneumatic(gas)
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density is found by dividing mass by.....
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volume
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the total amount of matter in an object as measured in grams
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mass
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what measures specific gravity or density in liquids
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hydrometer
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what is weight density
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the ratio of an object's weight to its volume it is important when calculating fluid work
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what is a form of energy characterized by the vibrating movement of atoms and molecules?
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Heat
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what measures voltage difference?
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voltmeters
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What uses three wires of two different metals to measure temperature?
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Thermocouples
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What is a multimeter?
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measure voltage amperage and resistance (ohms)
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What is the Work Formula?
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force * distance
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what is input work?
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work going into a system
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what is the work done by the system?
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output work
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what is the formula for efficiency?
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output work/ input work *100
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Spring Scales are used to measure what?
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input and output work
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In rotational mechanical systems what is the formula for work?
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torque* angle through which the lever arm moves (Theta)
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what is the english unit of work?
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foot-pound
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What is the basic SI unit of work?
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Newton-meter(joule)
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what is LINEAR mechanical work?
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mass is moved in a straight line
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when a mass is moved around an axis or rotation
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Angular mechanical work
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what causes an object to start moving
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mechanical work
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what is Fluid work?
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pressure difference times the volume moved
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