area about 0.24m X 0.24 m 1 pair - polythene spacers ( 10 X 10 X 1 mm ) - polythene sheet‚ same area as capacitor plate 1 mm thick - battery box with 4 cells 2 - voltmeter - light-beam galvanometer - standard mass‚ e.g. 100g - resistance substation box - CRO - Connecting leads Procedure: The reed switch 1) The reed switch was examined. The plastic box was opened up and looked inside. 2) The yellow terminals of the reed
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Radiation Protection & Radiobiology Notes Human Biology Human Response To Ionizing Radiation Early Effects of Radiation: When response occurs within minutes or days after exposure. Late Effects of Radiation: When response is not observed for many months or years after exposure. Effects of fetal irradiation: Death‚ malformation‚ malignancy‚ diminished growth. Composition of Human Body Cell Theory: 85% of the body is hydrogen and oxygen. Hydrogen: 60% Oxygen: 25.7% Carbon: 10.7% Nitrogen:
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volume using a ruler. Materials: -250 mL graduated cylinder -Triple beam balance -A weigh boat -Ruler -Samples Procedure: 1. Gather materials such as ‚ samples‚ weigh boat‚ triple beam balance ‚ graduated cylinder‚ ruler and water. 2. Take the materials to where to a work area. 3. Zero out the triple beam balance. 4. Place the weigh boat on scale‚ move the knots in the ones place until the lines on the triple beam balance are even. 5. Record the weight of the weigh boat in the table
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materials used are carbon un-friendly. * Labour costs are high. | Domestic dwellings – blocks of flats 3-6 storeys | Traditional masonry cavity wall structureTimber frame Structure.Lightweight steel structureSteel Frame using cold formed sections (I beam).Composite concrete/steel frames. | There is a varied rage of
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Where the primary beam angulation is such that it may incidentally irradiate the abdominal region‚ that region should be shielded with an apron or similar‚ with a lead equivalence of not less than 0.5 mm. A radiographer must uphold patients trust and safety with radiation and ensure the unborn child is not exposed to the direct x-ray beam. Strictly limiting patient exposure to the area of clinical interest is achieved by using appropriate collimation of the beam. When the primary beam angulation has
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weapons Onager (siege weapon) 1. A round stone (often clay balls with combustible substance in them‚ which explode on impact and burst into flames) is put in the pouch and the arm is winched down. 2. The onager’s framework is made out of two beams from oak‚ which curve into humps. In the middle they have quite large holes in them‚ in which strong sinew ropes are stretched and twisted. A long arm is then inserted between the bundles of rope; at its end it has a pin and a pouch. It strikes on
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there is about 7 of them. One is significantly smaller and on the floor wither hand on her face as she tries to block the light hitting her face. All of them are wearing the same clothes‚ have dark hair and red eyes. One of them has pink and blue beams and is looking straight at the one girl on the floor. Although they are very similar I think they might be different heights‚ body types and faces or facial expressions. At first when I saw the painting it made me think of anxiety it also made
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vacuum (to prevent electrons colliding with air molecules and scattering)‚ and only dead material can be examined ( because water boils at room temperature in a vacuum so specimen must be dehydrated.) Transmission electron microscope (TEM): the beam microscope is passed through the specimen before being viewed. Only those that pass through the specimen are seen and therefore allow us to see through the specimen and cells. 2D image. Scanning
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The Three Major Conflicts 1. Conflict between Newton’s law of motion and Maxwell’s law of electromagnetism: • Newton’s laws---run fast enough‚ you can catch up a beam of light. • Maxwell’s electromagnetism---no matter how hard you chase after a light beam‚ it still retreats from you at light speed. • This conflict gave birth to special theory of relativity • According to special relativity‚ space and time depend on one’s state of motion. 1 2. Conflict between Einstein’s
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4002DFPHAR PHYSICAL PHARMACEUTICS Particle Size Analysis The study of particle dimensions is important in many areas of manufacture and technology. Many solid materials are at some point powder or granular in form e.g. foods (grain‚ flour‚ sugar)‚ ceramics and building materials (sand and cement). In pharmaceutical development and manufacture‚ particle size greatly influences physical properties such as powder flow‚ powder mixing‚ drug dissolution‚ deposition from inhaler devices and the stability
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