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30 Cards in this Set
- Front
- Back
Force = Mass X ________
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Acceleration
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A __________ is a push or Pull that causes a change of shape or a change in motion
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Force
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_________ is the total amount of matter in an pbject
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Mass
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Mass has a measure in
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grams or pounds
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What is gravity = to on earth
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9.8 meters per second squared
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__________ is found by dividing mass and volume
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Density
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A _________ is used to measure density or specific gravity in liquids
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hydrometer
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_________ is the force like quantity in rotational mechanical systems.
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Torque
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What is the calculation for torque?
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T = Force x lenght of Lever arm
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Torque is measured in
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Nm or lb*ft
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When all opposing forces are equel they are said to be in a state of
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equilibrium
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Water has a density of
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one
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__________ is measured by deviding a unit of force by a unit of area
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Pressure
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__________ are used to measure pressure differences. There are u-tubes and slant slant tube versions of the manometer
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Manometers
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The two types of fluids are _________ and __________
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Hydraulic and Pneumatic
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gasses are compressible
True or False |
True
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liquids are compressible
True or False |
False
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_________ pressure is the measurment in reference to a vacuum (zero Pressure)
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Absolute
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_________ Pressure is measured relative to atmospheric pressure
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Gage
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________ ________ is the ratio of an object's weight to its volume.
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Weight Density
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Weight density of water is
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62.4 pounds per cubic foot
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What are the 2 forms of Volage
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AC and DC
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Direct current comes from
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Batteries
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____________ measure voltage difference
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Voltmeters
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____________ measure voltage, amperage, and resistance
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Multimeters
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the positive pole or electrode in a battery is the _______
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anode
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________ __________ acts as a prime mover in thermal systems because heat always moves from warmer regions to cooler regions.
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Temperature Difference
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____________ use three wires of two different metals to measure temperature.
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Thermocouples
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The degress symbol is placed in front of the F or C when giving a _____________.
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Temperature
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The degress symbol is placed after the F or C when giving a __________ __________
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Temperature Difference
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