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10 Cards in this Set
- Front
- Back
- 3rd side (hint)
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A magnet that is heated will __ in magnetism |
DECREASE |
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The conductance of a conductor is directly proportional to its A. Length B. Area of cross section C. Diameter D. Nota |
Area of cross secton |
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The atomic number of an element is determined by |
Number of protons |
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It is the biasing of the BJT at room temperature with no voltage applied |
Zero bias |
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C |
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The following losses are called variable losses except A. Armature copper loss B. Interpole winding loss C. Series field loss D. Iron loss |
Iron loss |
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C |
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The person who inserted a third element, on grid between the plate and the filament of the Fleming valve and laid the foundation for some of the most notable achievement of the age in 1907 A. Thomas edison B. Alexander Fleming C. Albert Einstein D. Lee De Forest |
Lee de forest |
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The boost regulator has an input voltage of 5v and output voltage of 15v. The average load current is 0.5A. The switching frequency is 25kHz. If L=150uH and C=220uF, calculate the ripple current of the inductor |
0.889A |
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A real amplifier is characterized by Ri=1M ohms, Ro=10 ohms and A = 100. Determine the voltage gain in a circuit where Rs = R(load) – 1k ohms. |
99 |
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