What prevents the fuel pump inside the fuel tank from catching the gasoline on fire?
A) Gasoline is hard to ignite in a closed space B) Electricity is not used to power the pump
C) No air is around the motor brushes D) All of the above
C
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Determine how fast farmland is being converted to nonfarm use in America per year. Per hour?
What will be an ideal response?
Choose the appropriate definitions for the sentences described below:
1) Null type device; 2) Amplifier; 3) Drift; 4) Transducer; 5) Precision; 6) Accuracy; 7) Calibration; 8) Resolution; 9) Linearity; 10) Backlash; 11) Relative Error; 12) Noise ( ) Device whose output is an enlarged reproduction of the essential features of the input wave and which draws power from a source other than the input signal ( ) Measure and generates an opposing effect to maintain zero deflection ( ) A device that converts input energy into a form of an output with different form of energy ( ) Ratio of difference between measured value and true value of the measurand ( ) Smallest increment in measurand that can be detected with certainty by the instrument ( ) Ability of the instrument to give identical output measurements when repeat measurements are made with the same input signal ( ) Gradual departure of the instrument output from the calibrated value ( ) Maximum distance or an angle, any part of the mechanical system can be moved in one direction without causing the motion of the next part ( ) Characteristic of the instrument whose output is a liner function of the input What will be an ideal response?
NMOS devices use MOSFETs to implement the full range of logic functions using the universal NAND gate
Indicate whether the statement is true or false
One reason for using a reducing plenum system is to keep ____.
A. the velocity of the air constant B. the noise level low C. the duct pressures constant D. both a and c