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The SCR in Figure requires a 4-V trigger. Design a system by which the gears are shifted when a CdS photocell resistance drops below 2.5 kO.
A hydraulic system uses pistons of diameter 2 cm and 40 cm. What force on the small piston will raise a 500-kg mass?
A feed hopper requires 30 lb of force to open. Find the pneumatic actuator area to provide this force from a 9-psi input signal.
A stepping motor has 130 steps per revolution. Find the digital input rate that produces 10.5 rev/s.
What is Programmatic Advertising? What is RTB?
Describe the difference between sentimentalism and intuitionism. Does one theory seem more plausible than the other? Explain.
This rope is strung over a massless, resistance-free pulley. The blocks are released from rest. Find the tension in the rope and the acceleration of the blocks.
How does the principle of inertia (Newton's first 1st law) apply to the motion of the ice? Briefly explain.
What do you observe about the emitted photons? (Are they spontaneous emissions, stimulated emissions or both... and how can you identify this?)
Discuss operation of a Canberra MCA system. A Canberra MCA system is an example of a Pulse Height Analyzer (PHA).
Plot the normalized internal intensity (Iint/Iinc) and the transmission (Itrans/Iinc) of the cavity for R=0.6, R=0.9, R=0.95 between ?0 = 500 run.
If the car is currently traveling forward at 13.0 m/s, what is the shortest amount of time it could take the vehicle to reach the speed limit?
Describe X-ray tube operation. Discuss principal components (i.e. cathode, anode, X-ray tube insert, X-ray tube housing).
A(n) 92 kg clock initially at rest on a horizontal floor requires a(n) 647 N horizontal force to set it in motion.
Determine the capacitance required to yield this specification for a (a) full-wave rectifier and (b) half-wave rectifier.
The law of conservation of mass states that-in a chemical reaction, matter is neither created nor destroyed.
How much energy is lost during the collision in Joules?
An automobile accident investigator needs to determine the initial westerly velocity of a Jeep (m=1720 kg).
In order to maintain highest customer satisfaction and keep the waiting time short, the technologist decides to take care of the patient right away.
The coefficient of kinetic friction between block and surface is 0.250.
You will explore how gravity affects falling objects. please turn in your write-up by the end of the week.
Describe a specific strategy for building communication and collaboration skills in the co-teaching setting. Include a rationale for choosing this strategy.
Describe the composition and characteristics of double-emulsion X-Ray film.
When explaining this argument, be sure to define the necessary Technical terms: ‘intrinsically good/bad'; ‘intrinsic value';‘psychological hedonism';
Terrestrial radiation consists of short (visible) waves. Solar radiation heats the atmospheric gases before it reaches the earth.