Tag: Psychology

A Chief of Police has started a task force to identify the location of the highest crime areas. Based on the 4 purposes of research, determine the best research purpose for this project. Explain your reasoning.

Find a questionnaire in a magazine or newspaper or from the internet. Critique at least five of the questions for their strengths and weaknesses.

“In order to effectively support individuals, couples & families in a therapeutic context, one must first adopt a Social Constructionist worldview.”

Many consumers and family support groups support the total abolition of restraints and seclusion. Is that realistic? Without restraint and seclusion options, how should aggressive/assaultive clients be managed?

Which one of the following is true about scientific knowledge? o scientific knowledge is derived from careful thinking about the way things must work based on application of a few fundamental principles.
O When based on many experiments, scientific knowledge is absolutely true.
O Scientific knowledge is acquired though teachings passed on by great scientists.
O Scientific knowledge is not absolute as the possibility is always held open that new experiments may one day prove it wrong.
O Scientific knowledge is derived from the strongestarguments m ade by the brightest scientists

A full-wave bridge rectifier circuit with a 1kΩ load operates from a 120V (rms) 60Hz household supply through 23-to-5 step-down transformer having a single secondary winding. It uses diodes that can be modeled to have a 0.5 V drop for any forward current. Sketch the load voltage as a function of time. What is the peak value of the rectified voltage across the load? What is the peak inverse voltage across diodes?

6.65 Design The Circuit In Fig. P6.65 To Obtain 1, = 0.2 MA, V= +2 V, And Vc = +5 V. Design For 192 = 0.1 MA. Use Standard 5%

Transistor design for required current mirror specs. In the following current steering circuit, MOSFETs are fabricated using a technology in which µnCox = 200 µA/V2 , µpCox = 80 µA/V2 , threshold voltages Vtn = 0.6 V, Vtp = – 0.6 V. VA = 8 V and |VAp’| = 9.6 V. If all the devices have L = 0.8 µm. 1) Design the circuit so that IREF = 20 µA, I2 = 100 µA, I3 = I4 = 20 µA, and I5 = 50 µA. Use the minimum possible device widths needed to achieve proper operation of the current source Q2 for the voltage at its drain as high as +1.3 V and proper operation of the current sink Q5 with the voltage at its drain as low as – 1.3 V. Design R and specify the widths of all devices. 2) Find the respective output resistance of the current source Q2, and current sink Q5.

In the circuit shown in Figure 4, the transistor has ? of 100 and ?=0.99. The following is given: Vdd = 5V, R1 = 3 k?, R2 = 200 k?, VB = 3V. VA is not given, so you can neglect go. Find IB, IC, the DC value of Vo, the region of operation, gm, r? , re. Use the small signal model to find vo/vi. (Be sure to draw your small signal model).

How are the themes that run through the history of corrections represented in current practices today? Why do these themes continue to have relevance for correctional operations over the centuries?