Physics notes – Interactions of light and matter Young was able to explain this result as a wave-interference phenomenon – the double-slit interference pattern demonstrates the wave-like nature of light. Free download and print from www.itute.com ©Copyright 2009 itute.com Explaining the interference pattern using the wave model Light has been described both as a particle and as a wave. Isaac Newton (~1665) made up a particle model of light to explain many of the known behaviours
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3B Wave Motion II 5 Chapter 5 Nature of Waves Practice 5.1 (p. 7) 1 B 2 D 3 (a) Transverse wave 11 Speed = f = 5 0.2 = 1 m s1 1 1 (ii) Period = = = 0.2 s f 5 (a) (i) (b) A heavier string (length unchanged) has greater mass per unit length. Therefore‚ (b) Longitudinal wave 4 (a) Water wave and EM wave (b) Sound wave 5 12 For case I‚ energy is transferred to the cork directly from the stone. For case II‚ energy is transferred to the cork through water waves. 6 = 1.6667 = 1
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than a breach of contract‚ for which the court will provide a remedy in the form of an action for damages.” Examples of tort include: a) assault and battery b) false imprisonment c) trespass d) negligence e) interference with contract f) interference with economic advantage. The law of torts attempts to provide a means of redress for damage or injury suffered. For instance‚ in the event a bull charges through a fence and wreaks havoc in a neighbouring farmyard‚ the owner
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the ink color‚ than if the color is incongruent with the ink color. This is called Stroop Effect. In the present study the aim was to find whether language‚ which was used in order to express the word‚ affects the reaction time and whether the interference level increases in relation with the proficiency level in a language. Therefore stroop effect on Turkish-English bilinguals with Turkish as a dominant language was explored. The findings indicated our hypothesis was wrong there was no significant
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message signal remains constant. Some advantages of the form of modulation is it is less susceptible to signal interference or noise this is why they are mainly used in broadcasting and radio communications Frequency modulation has a special effect called capture effect in which high frequency signal will capture the channel and discard the low frequency or weak signals from interference (Electronicshub‚ 2013). Frequency modulation does have some disadvantages. One being although no special equipment
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in to atoms and these atoms absorb the light from the Hollow cathode lamp. The wavelengths are adjusted to particular elements which we analyze from the complex sample‚ so there is no interference with measurement and this gives us both sensitivity and selectivity of elements. To reduce the back ground interference the wavelength of interest is isolated by the monochromator placed between the sample and detector. Now let us go in to detail about Flames and Hollow cathode lamp how it works.
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information in short-term memory decays. Journal of Verbal Learning and Verbal Behavior‚ 13‚ 365–377 Shiffrin‚ R. M. (1973). Information persistence in short-term memory. Journal of Experimental Psychology‚ 100‚ 39–49. Underwood‚ B.J. (1957). ’Interference and forgetting ’ in Psychological Review
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Nature of Waves Vibrations or oscillations are closely related to waves. Waves are created whenever objects vibrate or oscillation. Periodic Motion * A repeated motion that occurs back and forth over the same path at regular intervals. Examples: * A Child on a swing * A wrecking ball swaying to and fro * A swinging pendulum of a grandfather clock Simple Harmonic Motion (SHM) * Is a type of motion along a straight path in which the acceleration is proportional to the displacement
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were not considered. As per (Burke 2002) both men and women desire to work in organization that help employees to balance work and family life. A study can be conducted including both men and women and comparison can be done to find out level of interference for both the groups‚ considering all other parameters. A study can be considered by including more variables as job domain and family domain variables‚ which are not included in this study. In this study the emphasis was on job satisfaction and
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Sounds are produced by the vibrations of material objects‚ and travel as a result of momentum transfer when air molecules collide. Our subjective impression’ about the frequency of a sound is called pitch. High pitch has high vibration frequency‚ while low pitch has a low vibration frequency. A pure musical tone consists of a single pitch or frequency. However‚ most musical tones are "complex summations" of various pure frequencies - one characteristic frequency‚ called the fundamental‚ and
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