250 mA and .2 sec creates a good radiograph of a lateral thoracic spine with appropriate exposure to the IR. The technologist wants to modify this technique to give the patient time to breathe during the exposure. If the time is changed to 2 seconds, what new mA will maintain exp

250 mA and .2 sec creates a good radiograph of a lateral thoracic spine with appropriate exposure to the IR. The technologist wants to modify this technique to give the patient time to breathe during the exposure. If the time is changed to 2 seconds, what new mA will maintain exp

College Physics

1st Edition

ISBN:9781938168000

Author:Paul Peter Urone, Roger Hinrichs

Publisher:Paul Peter Urone, Roger Hinrichs

Chapter32: Medical Applications Of Nuclear Physics

Section: Chapter Questions

Problem 18PE: Calculate the dose in Sv to the chest at a patient given an xray under the following conditions. The...

See similar textbooks

Related questions

Q: A certain breed of mouse was introduced onto a smal island with an initial population of 350 mice,…

A: Given : Initial population (No) = 350

Q: Owhat is the 10 astan fan eour velacity at t=9 sec b Repeal for 3 sec Ga What is the istontoneous…

A: Since you have posted a question with a multiple sub parts, we will solve first three sub - parts…

Q: Convert 94 °F into °C.

A: Given Data:- Temperature in Fahrenheit scale is F=94°F We have to calculate the given temperature in…

Q: Also need an FBD

Q: A scanning electron micrograph of xylem vessels in a corn root shows the vessels magnified by a…

Q: 3.Use (sheet no. 15) in the attached excel file and the following equation VA K, = |3| d to Plot a…

A: From the table we can plot a graph b/w d and VA

Q: How can I convert 1 x 10-3 Pa s to m2/s? or vice versa?

A: Pascal second (Pa-s) cannot be converted into m²/s. But it can be converted into N-s/m². Pascal…

Q: the answer is A so the solution you have sent is incorrect

Q: if a record sample has rate of 44100Hz, how many samples are required to capture 0.25s?

Q: 23. (a) Taking A= (6.00 i - 8.00 j) units, RIC (-8.00 i + 3.00 j) units, and C= (26.0 i + 19.0 j)…

Q: EEG not using to test the heart electrical activity :Select one True False

A: EEG is a test to measure electrical activity of brain not heart.

Q: A nerve impulse is propagated across a synapse when the neurotransmitter acetylcholine is released…

Q: 1. Given the following SIR diagram, where h are some costly self-protective activities that people…

Q: Thex Component of a Vctor is 5.0 M/S and The Vctor is dreeted eo° above kr Coordinale (Polir ange or…

A: X component of a vector is 5 m/s Angle is 60° Let magnitude of vector be A

Q: Suppose a Swiss Bank bought 1, 000 kg of gold in Ecuador (Republic of the Equator) and for secure…

Q: When there are 5 bits per symbol and 377 cymbals are sent to 40 ms, calculate the following. (a)…

A: Given: total number of symbols, baud = 377 number of bit per symbol, bit/baud = 5 time taken, t =…

Q: In a person infected with measles, the virus level N (measured in number of infected cells per ml of…

Q: nat does the slope of a graph of U (x) versus x represent?

A: Slope is U(x)/x

Q: 2. Fous forees he renufonD applizel to an ZN Are as sh on belno. Find GN 4N

A: Given that, First force = 2 N Second force = 4 N Third force = 4 N Fourth force = 6 N

Q: The volume of air we breathe in is about 10% of lung capacity per breath. If the level of PM2.5 is…

Q: Which of the following is a recall type of objective test?1. True or false 2. Fill in the blanks 3.…

A: Given : Which of the following is a recall type of objective test ?

Q: L = mv is the equation for ??

Q: Select the appropriate answer Statement 1: S = v,t+÷at? 2 ds Statement 2: v = dt Statement 1 is true…

A: Statement 1: S=v0t+12at2---(1), represents Newton's second law of motion. Here, S denotes distance,…

Q: Figure B. Hem acm -5n C tlon C

Q: r(0,61,0)mm F(—39,61,0)N

A: Given:Position vector, r=(0,61,0); r⇀=61j⇀Force vector, F=(-39,61,0); F⇀=-39i⇀+61j⇀To find:Moment…

Q: 1c) Write a in the form a = a-T+ anN at the given value of t without finding T and N. r(t) = (- 2t +…

A: According to our guideline we have to do the first question only as there is no sub part of the…

Q: Q1) The doubling time for a certain virus is 3 yr. How long will it take for the virus to increase…

A: As per Bartleby guidelines, only one problem solved at a time so please post the remaining question…

Q: A certain geophysical technique determines the electrical resistivity of the ground by measuring the…

A: Uncertainties in measurement arise due to mainly three reasons, Instrument, Human and Environment…

Q: Explain why it is necessary to perform 20 trials and use the mean value for calculating the reaction…

A: Since in each trial we get different results so we cannot determine the exact value but by averaging…

Q: Use the conversion factors: IP-748 gullon 60 min=I hr I psi - 6869.491 Pa Convert the units. 60 min…

Q: (Please refer to Fig. 1) W = FAx (Equation 1) F = qE (Equation 2) APEetec = -W (Equation 3)…

A: The derived equation is the change in electrical potential energy which is defined as the product of…

Q: -2g 29 T=d

Q: 16.7 miles is the maximum link distance to guarantee LOS, so the height of the towers must be: * O…

A: given; maximum distance D=16.7 miles =88176 ft

Q: A temperature rise of 3.10 ± 0.20 °C was measured when a reaction was carried out in a calorimeter…

A: Write the given values using suitable variables. Here T signifies temp, C signifies heat capacity,…

Q: (a) Find a 99% confidence interval for p. <p< (b) Find the margin of error for this 99% confidence…

A: Given, x = 355 n = 500 P = x/n = 355/500 = 0.71 Point estimate, P = 0.71 1-P = 1-0.71 = 0.29 At 99%…

Q: WHAT IS THE ERROR FORMULA FOR THIS 3 y = 27³ у O

Q: A scanning electron micrograph of xylem vessels in a corn root shows the vessels magnified by a…

Q: 000 U.S. Household income www.doctorhousingbubble.com 7,000 6.000 5,000 4,000 3,000 2,000 1,000…

A: Skewness is the measure of asymmetric representation in histogram For normal distribution means both…

Q: In a certain region for which o = 0, µ = 2µ,, ɛ = 10E, and J = 60 • sin(10°t – Bz) a, mA/m². Find D…

Q: You obtained the following raw data when setting up a Bradford standard curve: BSA (mg/ml)…

Q: Pp LW Hg -P L W Hg = PLW Ha (총- 1)9 a =

A: We have been given:ρfLWHg-ρLWHg=ρLWHa………(1) We are supposed to use equation (1) to get the…

Q: when the device used to attain the data has an accuracy of 0.01.

Q: The SI unit for electric current is dimensionally equivalent to: o [c] [J][s] o [c] [s] O [J][C] [s]…

A: Second option is correct.

Concept explainers

Half Life

The concept of Half Life has numerous practical applications some of them includes figuring out the effective drug dosage to finding out when a radioactive becomes safe to use. If you look for a career in Nuclear Physics you will need this concept.

Question

100%

250 mA and .2 sec creates a good radiograph of a lateral thoracic spine with
appropriate exposure to the IR. The technologist wants to modify this technique to give the patient time to breathe during the exposure. If the time is changed to 2 seconds, what new mA will maintain exposure?

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step by step

Solved in 2 steps with 2 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, physics and related others by exploring similar questions and additional content below.

Similar questions

Exposure Timers - Examples Question: A KUB examination (radiography of the kidneys & bladder, KUB stands for Kidney, Ureter, & Bladder) calls for 62 KVp and 80 mAs. If the operator selects the 200 mA station, what exposure time should be used? Question: A lateral cerebral angiogram calls for 78 KVp and 90 mAs. If the generator has a 1000 mA capacity, what is the shortest exposure time possible?
Tha values are 5.20 V, 1.16 mA, and 2.04 mA
An exposure of 50 kVp, 100 mA, 0.2 seconds at a distance of 40 inches yields an output of 32 mR. If the mA is changed to 200 and the exposure time is changed to 0.1 seconds, the output will be 8 mR 32 mR 64 mR 96 mR 155 mR
An x-ray tube for radiography is at 80 kV. It generates (heat) power of 30 kW. The effective total resistance of the system is _____ kΩ.
The brightness of a television tube can be evaluated by measuring the amount of current required to achieve a particular brightness level. A sample of 25 tubes results in x̅= 450.5 and s = 21.6. Find (in microamperes) a 99% confidence interval on the mean current required.
A TG. has 50o tums each of Hadius 2 cm If By-3.6 x 105wb/m², find ils reduclion faclor and deflolion due to 3 mA current.
New homes are required to have GFI-protected outlets in bathrooms, kitchens, and any outdoor locations. Why is GFI protection required in these locations but not, say, in bedrooms?
1) A meter reads 100.50 V and the true value of the voltage is 100.44 V. Determine the static error, and the static correction for this instrument. 2) A thermometer reads 69.5 C and the static correction given is +0.6C. Determine the true value of the temperature. 3) A thermometer is calibrated for the range of 100C to 150C. The accuracy is specified within +/- 0.25 percent. What is the maximum static error?
Question 1: By measuring the currents and times and then draw the current vs time graph using the measurement at the lab for ɛ =8 V, R=1M Q and C=1µF. What is the current at t=2.5 s? (20p) e RC = Ioe¯RC %3| R values obtained after the experiment: Io-8µA Approximate time until current becomes zero= 5.7 s
OS. The output power of a solar PV module is 120 Watts. Number of cells in module are 36 Estimate the following: (take insolation value as 1100 W/m' and efficiency as 18% ) Total output voltage Total output current Total area of module iv. Area of one PV cell Calculate number of PV Modules required to generate power of 48OW. V. 益

assume that the voltage of the current is given by V = 170 sin (120πt), where t is in seconds. Find thewattage ratingmaximum wattageV2of each electric device ifthe current flowing through the device is I amps.A quarterback throws a ball with an initial velocity of v, feet per second at an angle 0 with the horizontal. The horizontal distance x in feet that the ball is thrown is modelled by a equation x=vo/16sin theta cos theta.for a fixed vo.find the angle that produces the maximum distance x.
Hcurlent pass ing throug h a resistor (R= a5n) decreases exponentialN WIth time as ICt)=I e where In=a.5A and a- O.25s-. PartA: Calcu late the energy dissieated the resistor injoules during the 4irst 8 seconds. E=? PartB: Cal cul ate the total ene ray dissipated by the resistor injoules astime goes to intinity. Elt->)=?