Methanol Section: One Question per Day – Material Knowledge, 2016.03.01
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Methanol Section: One Question per Day – Material Knowledge. 03.01.2016. 1. The strength parameters of metals are determined through ( ). (A) Calculation (B) Estimation (C) Comparison (D) Experiment 2. Stable variable stress can be divided into three types of curved variable stress; which of the following does not belong to stable variable stress? ( ) (A) Asymmetric cyclic stress (B) Pulsating cyclic stress (C) Random stress (D) Symmetric cyclic stress 3. Which of the following statements about stress is correct? ( ) (A) Static stress cannot be generated under variable loads. (B) Static stress can be generated under variable loads. (C) Variable stress can only be generated under variable loads. (D) Variable stress cannot be generated under static loads. 4. The magnitude of impact toughness is referred to as ( ). (A) Fatigue limit (B) Impact value (C) Elongation (D) Yield limit Answer: D C A B
1. The strength parameters of metals are obtained through (D). (A) Calculation (B) Estimation (C) Comparison (D) Experiment 2. Stable variable stress can be divided into three types of curved variable stress; the one that does not belong to stable variable stress is (C). (A) Asymmetric cyclic stress (B) Pulsating cyclic stress (C) Random stress (D) Symmetric cyclic stress 3. The correct statement regarding stress is (A). (A) Static stress cannot be generated under variable loads. (B) Static stress can be generated under variable loads. (C) Variable stress can only be generated under variable loads. (D) Variable stress cannot be generated under static loads. 4. The magnitude of impact toughness is referred to as (B). (A) Fatigue limit (B) Impact value (C) Elongation (D) Yield limit
1. The strength parameters of metals are obtained through (d). (A) Calculation (B) Estimation (C) Comparison (D) Experiment 2. Stable variable stress can be divided into three types of curved variable stress; the one that does not belong to stable variable stress is (c). (A) Asymmetric cyclic stress (B) Pulsating cyclic stress (C) Random stress (D) Symmetric cyclic stress 3. The correct statement regarding stress is (a). (A) Static stress cannot be generated under variable loads. (B) Static stress can be generated under variable loads. (C) Variable stress can only be generated under variable loads. (D) Variable stress cannot be generated under static loads. 4. The magnitude of impact toughness is referred to as (b). (A) Fatigue limit (B) Impact value (C) Elongation (D) Yield limit