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Physics Assignment

Planets and other celestial objects in the Solar System
However, the difference between the two is that Mars has a very thin atmosphere for liquid water to exist for long in the surface. Research shows that Mars shows signs of ancient floods but evidence for water can only be seen through its icy soil and thin clouds.Jupiter is the biggest planet in the solar system. This is because of the fact that it has dozens of moons and an enormous magnetic field which forms a kind of its own solar system. Jupiter does not resemble a star when speaking of its
Pages: 4 (1000 words), Assignment
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Minerals, Earth's Interior, and Clouds
Fluorite is an important mineral in steel production because it acts as a flux, allowing the molten metal to flow more easily. It is found in many colors and has been called the most colorful mineral in the world.Calcite is a stable form of calcium carbonate. It has the unusual property of birefringence. When you look through a clear sample of calcite, the birefringence properties of the mineral will cause you to see double. Calcite is usually found in metamorphic rock and has been used for
Pages: 5 (1250 words), Assignment
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Part 1 - Loaded spring oscillator, Part 2 - Hookes Law
The formula was stated by Robert Hooke, a British physicist in the 17th century hence its name; Hooke’s Law. A spring of length L and cross-sectional area A, is considered a linear elastic material since its extension is linearly proportional to tits tensile stress by a constant. Materials such as rubber are regarded as non-linear or non-Hookean since the load is not proportional to the extension that occurs. The material changing least in extension when load is applied is regarded to have
Pages: 4 (1000 words), Assignment
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Geology terms
The warm air over land raises and develops a low pressure area. This is covered by the humid air or rain coming from the sea. The major characteristic of the Monsoon is the change in humidity level or the precipitation.An object flying in the atmosphere is affected by the Earth’s rotational movement. When an object is in the air the Earth changes its position relative to that particular object. Similarly due to this effect an object travelling in a straight line relative to the Earth will be
Pages: 6 (1500 words), Assignment
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Geology of Colorado
The plate interactions on the ocean floors lead to movement of water or its displacement. This is what leads to certain natural occurrences like the tsunami that caused enormous damage along the Asian coastline.It is said that Colorado has fifty-four peaks. They all measure up to 4300 metres, or more. Western Great Plains cover a third of the eastern state. The lowest point can be found in Arkansas River. The Continental Divide is located on the north-south line. This is slightly west of the
Pages: 5 (1250 words), Assignment
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What are the advantages and disadvantages of parallel imaging provide examples of how could these impact its use in the clinic. compare and contrast auto-SENSE and GRAPPA reconstructions.when would you choose to use one or the other in clinical setting
Notably, the parallel imaging demand that data get acquired simultaneously and as also independently using a multi receiver coils with the coils maintaining spatial profiles that differ (Barkhausen, 2004). Moreover, it has an advantage of not being able to alter the contrast behavior of the imaging sequence underneath (Boesiger, 2002). Described as one with the ability to decrease the time required to perform the image sequence, it causes an increase in the resolution provided there is a
Pages: 10 (2500 words), Assignment
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Thermodynamic cycle analysis
Randolf suggests that to minimize variability from slope computation (of polytrophic coefficient) it is advisable to maximize the number of measurements and the crank angle spread of those measurements when calculating the polytrophic compression coefficient. However, it must remain between intake-valve closure and ignition.Brunt et al quotes AVL as suggesting a polytrophic index of 1.32 between 100 and 65 degrees BTDC, whilst Kistler’s 5219A signal conditioner uses 1.35 between 120 and 70
Pages: 8 (2000 words), Assignment
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Heat Capacity
Table 1 shows some specific heat capacities for various substances.The knowledge of heat capacity, and specific heat capacity by extension, informs on the heating characteristics of substances. As such, it plays a critical role in determining the substances to use when making instruments where the heating characteristics of such substances are of basic importance. Therefore, substances that have a small specific heat capacity heat up quickly and additionally experience a huge change in
Pages: 4 (1000 words), Assignment
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Signals and Noise
The signal spectra help to determine features of the signal that cannot be obviously seen in time domain. The representation of waveform by summation of infinite number of points each with amplitude and phase is what is called signal spectrum. The analysis involves changing the waveform from time domain to frequency domain. From the waveform given it is realized that the frequency is 0.018 seconds and amplitude is 405V.The cascade of the receiver given in the figure has devices that cause both
Pages: 7 (1750 words), Assignment
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MR spectroscopy
The use of multi-ring coils in this type of localization leads to an improved water suppression and localization and also reduced outer voxel contamination coupled with a minute loss in terms of SNR and also an increase in SAR. This is because surface coils are placed at the region of interest hence are very close to the source signal.This technique can be used for both excitation of the signal and receiving of the signal in the area of interest. This therefore leads to a reduced effect of
Pages: 16 (4000 words), Assignment
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Radio communcation
Spectrum mainly include a continuous range of frequencies and corresponding wavelength of the electromagnetic radiations, which normally ranges from the long wavelength that is the low energy radio waves to corresponding short wavelength. I t also encompasses high energy gamma rays (Oetheimer, pp234-279). Electromagnetic spectrum is segregated into appropriate regions of radio waves to the microwaves then followed by infrared rays. Infrared radiation is followed by visible light that is
Pages: 8 (2000 words), Assignment
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Electromagnetic Waves Principles
However, the shorter the wavelength of the electromagnetic spectrum, the more energetic is the light.The frequency and wavelength of the electromagnetic spectrum are related in a precise mathematical formula. The wavelength is normally expressed by the Greek letter lambda (λ). On the other hand, the frequency of the electromagnetic spectrum is usually expressed as nu (ν). Their relationship is therefore expressed as:) Radio frequency is the rate of oscillation of waves between the ranges of 3
Pages: 5 (1250 words), Assignment
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Assesment 1
Thus between the year 1950 and 2003,the population of the world has grown from an estimated 2.5 billion to more than 6.3 billion as reported by US Census Bureau. Thus more and several people in the world today are being affected by natural calamities since there is more population in the world presently to be affected. Apart from the fundamental statistics natural calamities may be becoming more and more expensive due to the expensive infrastructure human beings are putting up in regions that
Pages: 5 (1250 words), Assignment
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Newtons Law of Motion
The acceleration is proportional to force and indirectly proportional to object mass. With force in Newton’s, mass in kilograms, and acceleration in m/s^2, the relationship between the three variables is written asWhen the forces applied on an object are the elements of the external force that acts on the object. It is common knowledge that heavy objects need more force to move similar distance as the lighter objects. However, the law provides us with an exact relationship between the
Pages: 4 (1000 words), Assignment
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Any topic about electric.(BLACK HOLE ,ELECTRIC FIELD,circuit,)
Then, as there is no force to control this intense gravity, an about-to-be formed black hole shrinks further to attain zero volume, after which the black hole becomes infinitely dense. As mentioned above, even the light that is generated from the collapsing star is unable to get out of it because of its intense gravitational pull. As the stars own light is trapped within its orbit, it makes the specific location invisible and that is the reason why the location of the dead and dark star is
Pages: 4 (1000 words), Assignment
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Experimental, report paper
Surface tension causes the soap bubble to maintain its spherical shape. Surface tension refers to the force that acts tangentially at the surface of a liquid making the surface appear like a tightly stretched skin. It is due to cohesive forces between liquid molecules [4]. When a needle is gently placed on water, it floats on water because of surface tension. The cohesive forces between individual liquid molecules are greater than adhesive forces between the liquid and molecules of the material
Pages: 4 (1000 words), Assignment
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Geology of your home
The Red River is found extending across most of the central region and consists of limestone and Cretaceous shale outcrops.In addition, Edwards Aquifer is a vital water resource and is located in the Texas Hill country on a porous limestone formation. Paleozoic sedimentary rocks surround the Cretaceous rocks that host a source of granite, schist, and Precambrian gneiss called the Llano Uplift. Further, the late Cenozoic deposits of Pliocene and Miocene prevail in the Texas Panhandle.
Pages: 5 (1250 words), Assignment
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Electric and Hybrid Cars
The cars are usually fitted with solar panels that feature photovoltaic cells to convert the suns energy to electrical energy. This electrical energy harnessed from the sun is used to power part or all of the cars propulsion drives, hence the term solar car. The solar power generated is used to power other features like the cars communication or control systems and various auxiliary functions (Craddock, 2008).Solar cars are usually fitted with measurement, and data collecting instruments like
Pages: 6 (1500 words), Assignment
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Project Design & Implementationect
A crucial issue that is associated with the wireless systems of the power is the limiting the peoples exposure and the living things that might come into the path of the radiation. The radiation contains potentially harmful effects. Many engineers and designers have faced significant challenges that have involved the power. Some of the challenges are the continuity of the power supply, optimizing the sensor locations, battery recharging and the moving or rotating joints. Though these challenges
Pages: 5 (1250 words), Assignment
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Project Design & Implementationect
The chassis should be one in number. SN754410 motor driven 1C: This components will enable the control of the speed and the direction of the car with only one PWM output and two digital outputs. At least one SN754410 motor driven 1C will be required.The resources described above are available in many hardware and electronics stores. Those that were not available locally were ordered online from larger stores that allow customers to purchase goods via the internet.During the planning phase of
Pages: 5 (1250 words), Assignment
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