200 puzzling problems in physics
Tài liệu Đề bài tập trong sách 200 Puzzling Problems in Physics docx
Ngày tải lên :
19/01/2014, 10:20
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Đ bi tp trong sch 200 Puzzling Problems in Physics
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Tài liệu 30 Inverse Problems in Array Processing pdf
Ngày tải lên :
25/12/2013, 06:16
... assuming that there is no spatial
aliasing due to insufficiently spaced sensors. In general, as the angle increases, so does the spatial
frequency. It can alsobe deduced thatretaining signals having ... signal.
Thisresultsina beamforming algorithmthat will concentrateonmaintaining abeamdirectedtowards
the target signal, as opposed to, or in addition to, positioning the nulls as in the case of the ... The constraint for the
desired frequency response in the look direction can also be implemented in a similar fashion to that
of the narrowband array in Eq. (30.23). Instead of constraining the sum...
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Tài liệu 32 Inverse Problems in Microphone Arrays docx
Ngày tải lên :
25/12/2013, 06:16
... LLC
InverseProblemsinMicrophone
Arrays
A.C.Surendran
BellLaboratories
LucentTechnologies
32.1Introduction:DereverberationUsingMicrophoneArrays
32.2SimpleDelay-and-SumBeamformers
ABriefLookatAdaptiveArrays
•
ConstrainedAdaptiveBeam-
formingFormulatedasanInverseProblem
•
MultipleBeam-
forming
32.3MatchedFiltering
32.4DiophantineInverseFilteringUsingtheMultiple
Input-Output(MINT)Model
32.5Results
SpeakerIdentification
32.6Summary
References
32.1 ... we shall discuss single
and multiple beamforming, matched filtering, and Diophantine inverse filtering through multiple
input-output (MINT) modeling. In all cases we assume that the source location ... selectivity in a spatial volume and thus immunity from interfering noise sources.
An exact inverse using Diophantine inverse filtering using the MINT model can be found. Though
this method provides...
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vnode - A Validated Solver for Initial Value Problems in Ordinary Differential Equations
Ngày tải lên :
12/01/2014, 22:07
... 45.
The main program is
integi.cc 45 ≡
45
#include <fstream>
#include "vnode.h"
using namespace std;
using namespace vnodelp;
Lorenz 19
int main ( )
{
set interval initial ... ry
LDFLAGS linker flags
I PACKAGE FILIB VNODE or PROFIL VNODE
I
INCLUDE name of the directory containing include files of the
interval-arithmetic package
I
LIBDIR name of the directory containing interval ... out-
put.
Since VNODE-LP includes all possible errors in its computation, including
conversion errors in the input from decimal to binary, we have bounds on the true
solution at t = 20. Using these...
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The modern revolution in physics
Ngày tải lên :
19/01/2014, 14:32
... successfully making two free-throws in a row in
basketball
(2) the probability that it will rain in London tomorrow and the probability
that it will rain on the same day in a certain city in a distant ... instance, a bowler might have a
30% chance of getting a strike (knocking down all ten pins) and a
20% chance of knocking down nine of them. The bowler’s chance of
knocking down either nine pins ... Figure m shows convincing evidence for time dilation in
the brightening and dimming of two distant supernovae.
The twin paradox
A natural source of confusion in understanding the time-dilation
effect...
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A CASE STUDY ON COMMON PROBLEMS IN LEARNING BUSINESS ENGLISH VOCABUALRY IN THE BOOK “BUSINESS BASICS” FACED BY THE 1ST YEAR STUDENTS AT VIETNAM UNIVERSITY OF COMMERCE, AND SOME SUGGESTED SOLUTIONS
Ngày tải lên :
29/01/2014, 00:23
... (people in business, talking about your company, and company facts and figures),
preparing a trip (choosing a hotel, flying out, arriving) , away on business (finding your
way, going out, and eating ... activities of listening, speaking, reading, and writing.
- It is very interesting that when working with this book, students are given chances to
practise English in actual situations in the form of ...
This kind of test has much to do with vocabulary, and includes 4 parts presented in the
following order: Gap-filling (10 points), word forms (10 points), reading comprehension
(10 points),...
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Tài liệu A Women’s Health Intervention for Gynecological Problems in the Deployed Environment ppt
Ngày tải lên :
13/02/2014, 07:20
... measures” to urinate
• Dehydration (not drinking fluids to prevent urination)
2. Vaginal symptoms: Itching, burning, pain, & discharge
3. Menstrual complaints: Pain, heavy bleeding, missed ... Does providing women with information on feminine
hygiene and menstrual self-care practices lead to a
decrease in genitourinary complaints during
deployment?
• Specific Aims
To increase knowledge ...
Women in the Military
Pre-deployment Intervention
• 30 min class on feminine self-
care, and prevention of UTI,
vaginitis & menstrual
vaginitis
,
&
menstrual
symptoms
• Feminine Hygiene...
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Green’s Functions in Physics Version 1 pdf
Ngày tải lên :
05/03/2014, 11:21
... a
F
τ
i
iy
F
τ
i+1
iy
k
i−1
k
i
k
i+1
Figure 1.1: A string with mass points attached to springs.
1.1 The String
We consider a massless string with equidistant mass points attached. In
the case of a string, we shall see (in chapter 3) ... string at some point in time.
1.4 Special Cases
This material
was originally
in chapter 3
8 Jan p3.3
We now consider two singular boundary conditions and a boundary
pr:sbc1
condition leading ... CONTENTS
6.7 Semi -In nite String with Fixed End . . . . . . . . . . . . 97
6.8 Semi -In nite String with Free End . . . . . . . . . . . . 97
6.9 Elastically Bound Semi -In nite String . . . . . ....
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Solved Problems in Classical Mechanics potx
Ngày tải lên :
05/03/2014, 13:20
... reasoning in
physics) , pp. 169–170. Cambridge: Cambridge University Press, 2nd edn, 2003 .
Solved Problems in Classical Mechanics
incorporated in the universal constant G, which is already present in ... there is an uncertainty ∆v
0
in the initial velocity v
0
. Determine
the corresponding uncertainty ∆x in the position of the particle after a time t.
Solution
In between the instants of reflection, ... walls:
determinism has changed into complete indeterminism.
(iii) It is only in the ideal (and unattainable) case ∆v
0
=0(i.e. the initial velocity is
known exactly) that deterministic motion persists indefinitely.
(iv)...
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Women''''s Health Problems in Pakistan pot
Ngày tải lên :
05/03/2014, 15:20
... grouping, Haemoglobin Estimation, ESR, urine screening for sugar and
albuminurea, urine routine examination, screenings for Hepatitis-B, Hepatitis-C and
HIV/AIDS.
I had some savings from my clinic's ... least in 30% of those
attending the clinic?
The activity was initiated formally on 01-05 -2000 . All pregnant women attending our
clinic were informed about the presence of Antenatal centers in ... data, in a very crowded free camp held in
my clinic on the second Sunday of July, 2000 .
The main problems were:
1) Vaginal discharge
2) Unwanted pregnancies in married women
3) Breast Problems...
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PROBLEMS IN ESTIMATING THE BURDEN OF PULMONARY TUBERCULOSIS IN INDIA: A REVIEW pot
Ngày tải lên :
06/03/2014, 04:20
... taken
into cognisance the findings of most of the surveys
wherein X-ray was the initial screening tool. They
had chosen to ignore the findings of surveys, wherein
the initial screening was ...
IndJ Tub, 2000 ,47, 184
2. Chakraborty AK, TB situation in India: measuring it through
time, IndJ. Tub,
1993,40,215
3. Editorial, On estimation of burden of TB in India,
Ind J.
Tub,
2000 , ...
consider in estimating the radiologically active
disease. Instead of investigating only two sputum
samples from X-ray abnormals, eight samples were
examined in a study by the NTI, in order...
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The Most Common Inpatient Problems in Internal Medicine pdf
Ngày tải lên :
06/03/2014, 12:20
... (S
3
in left-
sided HF and S
4
in patients with in-
creased resistance to ventricular filling),
pulmonary crackles, wheezing, pleural
effusion, and pitting edema.
6. Initial testing should include ... Chest x-ray findings of HF may be
obscured or distorted if there is
underlying lung disease, and findings
may be absent in patients with
chronic HF.
23
lung disease in patients presenting to the ... combination regimen
fails, continuous IV furosemide can be infused at
a rate of 0.5 to 30 mg/hr. A loading dose of
200 mg IV furosemide should be given upon
initiation of the continuous infusion.
To...
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Project Gutenberg’s Utility of Quaternions in Physics potx
Ngày tải lên :
06/03/2014, 13:20
... side.
In the case of the isolated points, if the surface integral or line integral round
this added boundary vanish, we can of course cease to consider these points as
singular. Suppose Q becomes in nite ... finite, the added line
integral will be zero or finite respectively (of course including in the term finite
a possibility of zero value). If this expression be in nite, the added line integral
will ... it
justice.]
∗
[Note added, 1892. In the original essay there was a slip here which I have corrected. It
was caused by assuming that ψ instead of ψ − 1 was small for small strains. In the original I said
“where...
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Why Markets Could (But Don’t Currently) Solve Resource Allocation Problems in Systems pot
Ngày tải lên :
07/03/2014, 17:20
... peering,”
in Proceedings of the 19th ACM Symposium on Operat-
ing Systems Principles, October 2003 .
[10] S. Grinstein, J. Huth, and J. Schopf, “Resource predic-
tors in hep applications,” in Proc. ... allocation in federated distributed computing
infrastructures,” in Proceedings of the 1st Workshop on
Operating System and Architectural Support for the On-
demand IT InfraStructure, October 2004 .
[7] ... been
made in the theory of solving large-scale mixed-integer
optimization problems, which is an underlying technol-
ogy well-suited to implementing market problems. This
theory is now reflected in off-the-shelf...
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- specialized physical thesis in physics
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