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sara johnson

sara j.

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Question Q12-Q13 relates to the axially loaded rod shown in Fig. 5. A single axial load of magnitude 25 kN is applied at end C of the rod ABC as shown in Fig. 5. Both portions of the rod are made of aluminium for which E = 75 GPa. The diameters of the portions AB and BC are 30 mm and 20 mm, respectively. 30 mm 20 mm 25 kN B 1.2 m C 0.8 m Fig. 5 Q12) The change in length of BC is A. 0.85 mm B. 0.90 mm C. 0.95 mm D. 1.00 mm E. 1.05 mm 5 marks Q13) The total elongation of the rod ABC is A. 1.22 mm B. 1.32 mm C. 1.42 mm D. 1.52 mm E. 1.62 mm 5 marks

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What is a key feature of biometric authentication? A. Uses magnetic stripes for access B. Relies on behavioral or physiological characteristics for identification C. Only works with wireless devices D. Requires manual entry of passwords

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(a) For two waves, which of the following are possible phase differences for a dark fringe within the diffraction pattern? 11Ï€411Ï€4 7Ï€27Ï€2 8Ï€38Ï€3 5Ï€25Ï€2 3Ï€3Ï€ 4Ï€4Ï€ (b) Which dark fringe in the diffraction pattern does your answer from part (a) correspond to? The second dark fringe The first dark fringe The third dark fringe

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What are the most common cognitive deficits following a mild brain injury? Group of answer choices Executive dysfunction All of the above Memory Loss Attention difficulties

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Markovnikov's Rule refers to the orientation an unsymmetrical reagent will take when added to an unsymmetrical alkene. temperature difference observed in the boiling points of cis and transalkenes. rate of hydrogen addition to an alkene with alkyl group substituents.

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ATP is needed to detach myosin from actin. Therefore, rigor mortus occurs in the post mortum due to the lack of ATP. A) True B) False Clear selection

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Neurofibromatosis is an autosomal dominant (dominant controlled) disease. One parent is homozygous dominant and the other parent is homozygous recessive. Use the letter N and list all possible genotypes. What is the probability (%) that any offspring could inherit the disease and exhibit the trait?

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An insurance company in one state offers adults between the ages of 25 and 34 a $250,000 life insurance policy for an annual cost of $455 . They use the fact that the state has a yearly death rate of 142.8 per 100,000 residents aged 25-34 years. Step 1 of 2 : Find the expected value per customer for the insurance company at the end of one year for the policy described. (Round your answer to two decimal places as needed.)

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thrm: \(\mathbb{N} \times \mathbb{N}\) is Countable Countable, then S is countable 1-\(1,1)\ 2-\(2,1)\ 3-\(1,2)\ 4-\(1,3)\ is Q countable? Show it (draw a picture) test Prep 5.1 Rational numbers Prove the relation \((a,b) \sim (c,d)\) defined by \(a \cdot d = b \cdot c\) is an e

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Jade is pretty lenient as a parent. She has few (if any) household rules or expectations for behavior for her teenage son. However, she shows him a great deal of love and affection. When asked about her lack of rules, she can be overheard saying, "I'm afraid that if I discipline him, it will make him think that I don't love him." Which parenting style does this most reflect? Authoritative Neglectful Permissive Authoritarian

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