A steel bar with modulus of elasticity of 200 Gpa and diameter of 10mm is loaded with an axial load of 50kN. If a strain gauge of gauge factor 2.5 and resistance 120 ohms is mounted on the bar in an axial direction, find the change in resistance.
What will be an ideal response?
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To correct an overheating problem, a welder can turn down the amperage, use a shorter arc, travel at a faster rate, use a(n) ____________________, or use a smaller electrode at a lower current setting.
Fill in the blank(s) with the appropriate word(s).
The intake event has the longest port duration of all two-stroke events.
Answer the following statement true (T) or false (F)
A positive edge-triggered J-K flip-flop is used to produce a two-phase clock. However, when the circuit is operated it produces erratic results. Close examination with an oscilloscope reveals the presence of glitches. What might be the source of these glitches?
A) A race condition exists between the Q and Q outputs to the AND gate. B) The PRESET and CLEAR terminals may have been left floating. C) A race condition exists between the J and K inputs. D) A race condition exists between the CLOCK and the outputs of the flip-flop feeding the AND gate.
Northstar TPS sensors are being discussed. Technician A says the sensors are not adjustable. Technician B says the sensors are self adjusting. Who is correct?
A. Technician A only B. Technician B only C. Both A and B D. Neither A nor B