Solenoid Study guides, Class notes & Summaries

Siemens Level 1 (Latest 2024/ 2025 Update) Exam Questions and Verified Answers| 100% Correct| Grade A Q: The move instruction copies data from ... Answer: ... a source byte to a destination byte. Q: The symbol shown below in the ladder diagram ... (looks like --| |--) Answer: ... can be thought of as a contact that is usually opened. Q: The maximum number of networks allowed in a Step 7 program is ... Answer: ... limited only by the memory size. Q: Whi...

What does an Aquastat do? - correct answer Its an automatic operating switch (normally open). Sense water temperature of a boiler and closes when temperature drops. What does a low water cut off do? - correct answer Automatic safety control (normally closed). Senses water level in the boiler. If level drops the switch opens and shuts off the gas valve. in series with gas valve.,What does a water flow switch do? - correct answer Automatic safety control (normally open). Senses water flow an...

ASA 104 Bareboat Cruising Exam 2023 Questions and Answers Complete List four items that, when you are packing for your charter, should be packed in carry-on luggage rather than checked baggage: 1 .__________ 2.__________ 3. __________ 4. __________ 1. Passport 2. Credit/Debit Card, 3. Charter/Provisioning documents 4. Prescription Medications, 5. Change of clothing Most cruising boats have at least two bilge pumps. The __________ pump is powered by the battery (activated when the float...

Z-51 Written Test (Tauris questions) The total amount of heat to be removed from the refrigerant equals the heat picked up in the: A) Evaporator less the heat given up in the muffler. B) Evaporator plus the head of included non-condensables. C) Evaporator plus the heat of compression. D) Evaporator. - CORRECT ANSWER C) Evaporator plus the heat of compression. Select the INCORRECT statement regarding requirements of commercial cooking exhaust systems A) Company servicing the system mys...

Z-51 Written Test (Tauris questions) The total amount of heat to be removed from the refrigerant equals the heat picked up in the: A) Evaporator less the heat given up in the muffler. B) Evaporator plus the head of included non-condensables. C) Evaporator plus the heat of compression. D) Evaporator. - CORRECT ANSWER C) Evaporator plus the heat of compression. Select the INCORRECT statement regarding requirements of commercial cooking exhaust systems A) Company servicing the system mys...

An inline Ammeter is connected - In series with the device being checked As the length of an Electrical run increases, it may be necessary to - Increase the Wire Size Fuses serving motor circuits should be of - Time Delay Type Millivolt wiring should be isolated from Line Voltage Wiring because - The Line Voltage will induce a voltage into the Millivolt Wiring Which tool is used to determine if the windings on an Electric Motor have shorted? - Ohmmeter On an Electrical Schematic Diagram, t...

3/2-way hand valve CORRECT ANSWER A manually operated valve with three ports and two positions. IT has a single pneumatic output that can be pressurized or exhausted to atmosphere, depending on valve position. In the normal, or unactuated position, the valve connects the output port to the exhaust port. 4/2-way double solenoid valve CORRECT ANSWER A pneumatic valve with four ports and two solenoids that shifts the valve when voltage is applied to one solenoid and not the other. The solenoid v...

thermostat Ans: Is a temperature dep endent valve that opens and closes according to the engine coolant temperature to regulate the flow of coolant through the radiator and back to the engine Coolant Pump Ans: Are mechanically controlled devices that circulate coolant through the radiator and back to the engine. Radiator Ans: Is a liquid to air heat exchanger that reduces coolant temperature by transferring heat from the radiator to the outside air Degas bottle Ans: Is attached to t...

Which of the following is a function of a safety interlock switch? It stops the machine if the guard is removed. It prevents machine startup if the guard is not in place. It keeps the operator from moving machinery parts while the machine is powered. All of the above All of the above A limit switch used to sense if the guard is in place on a machine is called a(n) __________. Idiot switch Safety interlock switch Kill switch All of the above Safety interlock switch Wha...

Different tissues that have signals that appear similar on an MR image are described as: A) hypointense B) hyperintense C) isointense D) isodense - Answer isointense in a large main magnetic field such as those employed in MRI, the motion of a hydrogen proton has been described as wobbling like a spinning top. this motion is called A) precession B) resonance C) frequency D) angular momentum - Answer precession magnetic resonance imaging is derived from the process known as: A) ma...