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Measurements from system A produce the following values (4.04 ; 4.05; 4.07, 4.03) and measurements from system B produce the following values (4.001 ; 4.002; 4.001, 4.001). Can you state that system B appears to be more precise than system A?
(Yes - No) |
Yes
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Would you use a temperature data logger for implementing a real-time negative feedback controller of the temperature in a room?
(Yes - No) |
No
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If you want to distinguish small variations of the measurand (stimulus) over time, will you look for an accurate or for a precise measurement system?
(Accurate - Precise) |
Precise
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Measurements from a digital multimeter produce the following values (4.001; 4.002; 4.001, 4.001). Which is the resolution uncertainty?
(±0.001 - ±0.0005) |
±0.0005
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In a calibrated measurement system with hysteresis, relative errors will be significant when the range of variation of the stimulus is large or when it is small?
(Large - Small) |
Large
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Is saturation a source of systematic errors?
(Yes - No) |
Yes
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Are sensitivity drifts due to saturation?
(Yes - No) |
No
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If it is indicated that the radius of a disk is (10.0 ± 0.1) cm, its thickness (10.0 ± 0.1) μm and its mass density 0.001 kg/m3, how many significant digits will you use to express its estimated weight from these data?
(1 - 3) |
1
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How you will express the result of 1.20 kg - 0.02 kg?
(1.2 kg - 1.18 kg) |
1.18 kg
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When performing calculations with numerical data, before reporting the result of the calculation, does it make sense to use as many digits as possible?
(Yes - No) |
Yes
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In the analogy between an electrical circuit and a fluidic system, is voltage associated to pressure?
(Yes - No) |
Yes
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If a constant current flows through a wire, is the dissipated power in it proportional to the cross-section area of the wire?
(Yes - No) |
No
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In an ideal capacitor, is the dissipated power in it proportional to the frequency of the voltage applied across its terminals?
(Yes - No) |
No
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Do electrons flow through a capacitor?
(Yes - No) |
No
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Is the energy stored in a capacitor proportional to the square of the voltage across its terminals?
(Yes - No) |
Yes
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In order to minimize sparks in a switch that connects a dc source to a reactive load (L||C), will you minimize the inductance of the load (L) or its capacitance (C)?
(Inductance - Capacitance) |
Inductance
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The dielectric rupture (sparks) of air occurs when the electric field magnitude is in the order of ...
(30 kV/cm - 0.3 kV/cm) |
30 kV/cm
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Does the capacitance between two conductors increase as distance decreases?
(Yes - No) |
Yes
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Are ideal diodes linear elements?
(Yes - No) |
No
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Is inductive coupling used in cochlear implants?
(Yes - No) |
Yes
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