[{"id":156922,"question":"The subtances which break just after the elastic limit is reached are known as:","choices":[{"text":"Ductile","value":"A"},{"text":"Brittle","value":"B"},{"text":"Malleable","value":"C"},{"text":"Hard","value":"D"},{"text":"Soft","value":"E"}],"correctAnswer":2},{"id":156919,"question":"Substances which undergo plastic deformation until they break are called:","choices":[{"text":"Ductile","value":"A"},{"text":"Brittle","value":"B"},{"text":"Malleable","value":"C"},{"text":"Soft","value":"D"},{"text":"Hard","value":"E"}],"correctAnswer":1},{"id":156917,"question":"The value of shear modulus is zero for:","choices":[{"text":"Water","value":"A"},{"text":"Mercury","value":"B"},{"text":"Diamond","value":"C"},{"text":"Both (A) and (B)","value":"D"},{"text":"Both (A) and (C)","value":"E"}],"correctAnswer":4},{"id":156915,"question":"The value of young's modulus is maximum for:","choices":[{"text":"Dimond","value":"A"},{"text":"Copper","value":"B"},{"text":"Ice","value":"C"},{"text":"Mercury","value":"D"},{"text":"Water","value":"E"}],"correctAnswer":1},{"id":156914,"question":"Modulus elasticity of any materiel is of the order of:","choices":[{"text":"10<sup>5</sup>","value":"A"},{"text":"10<sup>2</sup>","value":"B"},{"text":"10<sup>-2</sup>","value":"C"},{"text":"10<sup>-5</sup>","value":"D"},{"text":"10<sup>-10</sup>","value":"E"}],"correctAnswer":1},{"id":156913,"question":"Bulk modulus is involved when the deformation is:","choices":[{"text":"One dimentional","value":"A"},{"text":"Two dimentional","value":"B"},{"text":"Three dimentional","value":"C"},{"text":"Any of these","value":"D"},{"text":"None of these","value":"E"}],"correctAnswer":3},{"id":156911,"question":"The symbol K and G have been used to denote respectively:","choices":[{"text":"Young's modulus and bulk modulus","value":"A"},{"text":"Young's modulus and shear modulus","value":"B"},{"text":"Bulk modulus and shear modulus","value":"C"},{"text":"Any of these","value":"D"},{"text":"None of these","value":"E"}],"correctAnswer":3},{"id":156910,"question":"Which of the following have the same unit:","choices":[{"text":"Both (A) and (C)","value":"A"},{"text":"Both (A) and (B)","value":"B"},{"text":"Modulus elasticty","value":"C"},{"text":"Strain","value":"D"},{"text":"Stress","value":"E"}],"correctAnswer":1},{"id":156908,"question":"Change in length divided by original length is called:","choices":[{"text":"<span style=\"font-size: 12px;\">tress</span>","value":"A"},{"text":"Young's modulus","value":"B"},{"text":"Strain","value":"C"},{"text":"Both (B) or (C)","value":"D"},{"text":"None of these","value":"E"}],"correctAnswer":3},{"id":156906,"question":"Force applied on a unit area of a body to produce any change in its shape, Volume or length of a body is called:","choices":[{"text":"Strain","value":"A"},{"text":"Stress","value":"B"},{"text":"Young's modulus","value":"C"},{"text":"Bulk modulus","value":"D"},{"text":"Either (C) or (D)","value":"E"}],"correctAnswer":2},{"id":156903,"question":"Nm<sup>-2</sup>is approximately called:","choices":[{"text":"Telsa","value":"A"},{"text":"Weber","value":"B"},{"text":"Pascal","value":"C"},{"text":"Watt","value":"D"},{"text":"Guass","value":"E"}],"correctAnswer":3},{"id":156902,"question":"The SI unit of stress is some as that of:","choices":[{"text":"Pressure","value":"A"},{"text":"Momentum","value":"B"},{"text":"Impulse","value":"C"},{"text":"Change momentum","value":"D"},{"text":"Force","value":"E"}],"correctAnswer":1},{"id":156901,"question":"A stress which decreases the stress along one dimension is known as:","choices":[{"text":"Compressive stress","value":"A"},{"text":"Tensile stress","value":"B"},{"text":"Linear stress","value":"C"},{"text":"Both (B) and (C)","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":156899,"question":"A stress which is along one dimension is known as:","choices":[{"text":"Tensile stress","value":"A"},{"text":"Linear stress","value":"B"},{"text":"Compressive stress","value":"C"},{"text":"Both (A) and (C)","value":"D"},{"text":"Both (A) and (B)","value":"E"}],"correctAnswer":5},{"id":156897,"question":"Stress maybe:","choices":[{"text":"Tensile","value":"A"},{"text":"Compressive","value":"B"},{"text":"Compressible","value":"C"},{"text":"All of these","value":"D"},{"text":"Both (A) and (B)","value":"E"}],"correctAnswer":5},{"id":156893,"question":"Which of the quantity is dimensionless:","choices":[{"text":"Strain","value":"A"},{"text":"Stress","value":"B"},{"text":"Modulus of elasticity","value":"C"},{"text":"Work","value":"D"},{"text":"Entorpy","value":"E"}],"correctAnswer":1},{"id":156891,"question":"When the stress change length of a body, it is called:","choices":[{"text":"Shear stress","value":"A"},{"text":"Tensile stress","value":"B"},{"text":"Volume stress","value":"C"},{"text":"Any of these","value":"D"},{"text":"<i>None of these</i>","value":"E"}],"correctAnswer":2},{"id":156889,"question":"Stress may cause a change in:","choices":[{"text":"Length","value":"A"},{"text":"Volume","value":"B"},{"text":"Shape","value":"C"},{"text":"Any of these","value":"D"},{"text":"None of these","value":"E"}],"correctAnswer":4},{"id":156887,"question":"Strain is defined in terms of:","choices":[{"text":"Formation","value":"A"},{"text":"Deformation","value":"B"},{"text":"Area","value":"C"},{"text":"Newtons","value":"D"},{"text":"None of these","value":"E"}],"correctAnswer":2},{"id":156885,"question":"The results of mechanical tests are usually expressed in terms of:","choices":[{"text":"Stress","value":"A"},{"text":"Applied force","value":"B"},{"text":"Strain","value":"C"},{"text":"Deformation","value":"D"},{"text":"All of these","value":"E"}],"correctAnswer":5}]