Unit 2 Asignment 2

UNIT 2 PRINCIPLES OF DIGNITY IN ADULT HEALTH AND SOCIAL CARE PRACTICE BY MARIE BROWN

(c) Calculate the wavelength of radio waves that have frequency 200 kHz (Radio 4 LW)

Use the network diagram below and the additional information provided to answer the corresponding questions. [15 points]

For problems 12 to 14, do the following: (a) Make a scatter diagram of the

2. Radius; increasing the radius will increase the inductance value and the Q of the device; somehow it will resonate at high frequency.

Fig.7-a) Total harmonic distortion versus input currents at 1 MHz. b) Total harmonic distortion versus input currents at 100 MHz. c) Total harmonic distortion versus input currents at 1 GHz (various amplitudes of I_x signal and a fixed amplitude of I_y signal).

0 Use the Internet to research one to two applications of the illustrated wireless technology. List each application found. Be sure to reference the Web site(s) where you found this information.

RF power can be measured in two ways: on the linear scale, by the number of watts that are being transmitted; and on a relative scale, by the number of decibels (dBs) instead of watts.

these subcarriers to a higher frequency band. Except for a multiplying constant (1=N), the above

Pick an example of radar and explain how it works using at least one diagram or picture. [5 marks]

3. The most common type of transducer used for deep organ imaging such as the liver is a 6Mhz convex array. The most type of transducer for imaging a thyroid is a 15 Mhz linear array. Explain, with reference to both transducer shape (linear and convex) and frequency why this is so.

When a low-pass and a high-pass filter are cascaded to form a band-pass filter with a gain of 0 dB at center frequency, the critical frequency of the low-pass filter must be ________.

although would bias towards 2Mhz before sunrise and towards 4Mhz after sunrise. Would also utilise higher power levels whilst using groundwave, although for a voice circuit skywave would easily be achieved utilising only 40 watts of

PMR, television broadcast, microwave oven, GPS, mobile phone communication (GSM, UMTS, 3G, HSDPA), cordless phones (DECT), WLAN (Wi-Fi 802.11 b/g/n), Bluetooth

Recieving wire is an article which utilized as a move between wave spreading in free space, and the fluctuating voltages in the circuit to which it is joined. A reception apparatus either gets vitality from an electromagnetic field or transmits electromagnetic waves created by a high recurrence generator It guarantees that the sign has the obliged example in space. Reception apparatus sources transmit vitality similarly in all headings. This sort of radiation is known as isotropic radiation. Radar recieving wire is profoundly directional so more vitality is proliferated in our predefined course.