[{"id":161522,"question":"Which one of the following is not a base unit.","choices":[{"text":"Ampere","value":"A"},{"text":"Kelven","value":"B"},{"text":"Watt","value":"C"},{"text":"Candela","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":161521,"question":"Which of the following is/are base unit/s:","choices":[{"text":"Square meter","value":"A"},{"text":"Cubic meter","value":"B"},{"text":"Candela","value":"C"},{"text":"all of them","value":"D"},{"value":"E"}],"correctAnswer":3},{"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},{"id":156883,"question":"Stress is defined in terms of:","choices":[{"text":"Applied force","value":"A"},{"text":"<span style=\"font-size: 12px;\">Deformation</span>","value":"B"},{"text":"Formation","value":"C"},{"text":"Any of these","value":"D"},{"text":"None of these","value":"E"}],"correctAnswer":1},{"id":156882,"question":"The ability of body to return to its original shape (after the force is removed) is called:","choices":[{"text":"Elasticity","value":"A"},{"text":"Ductility","value":"B"},{"text":"Stress","value":"C"},{"text":"Strain","value":"D"},{"text":"Any of these","value":"E"}],"correctAnswer":1},{"id":156881,"question":"When a body is subjected to some external force, deformation is produced in:","choices":[{"text":"Shape","value":"A"},{"text":"Length","value":"B"},{"text":"Volume","value":"C"},{"text":"Any of these","value":"D"},{"text":"None of these","value":"E"}],"correctAnswer":4},{"id":156880,"question":"Polymers have specific gravity which is:","choices":[{"text":"Low as compared to even the lightest metal","value":"A"},{"text":"High as compared to the heaviest metal","value":"B"},{"text":"Intermediate","value":"C"},{"text":"Any of these","value":"D"},{"text":"None of tese","value":"E"}],"correctAnswer":1},{"id":156877,"question":"Polymers are the chemical combination of carbon with:","choices":[{"text":"Nitrogen","value":"A"},{"text":"Oxygen","value":"B"},{"text":"Hydrogen","value":"C"},{"text":"All of these","value":"D"},{"text":"None of these","value":"E"}],"correctAnswer":4},{"id":156786,"question":"If P is the pressure and V is the volume, Then PV will represent:","choices":[{"text":"Power","value":"A"},{"text":"Work","value":"B"},{"text":"Force","value":"C"},{"text":"None of these","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":156783,"question":"Tick which of the following is not state variable:","choices":[{"text":"Heat energy","value":"A"},{"text":"Pressure","value":"B"},{"text":"Entropy","value":"C"},{"text":"Volume","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":156782,"question":"In which process, the change in internal energy of the system of zero:","choices":[{"text":"Isochoric process","value":"A"},{"text":"isobaric process","value":"B"},{"text":"Adiabatic process","value":"C"},{"text":"Isothermal process","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":156775,"question":"First law of thermodynamics is merely a statement of law of conversation of:","choices":[{"text":"Energy","value":"A"},{"text":"Angular momentum","value":"B"},{"text":"Change","value":"C"},{"text":"Linear momentum","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":156772,"question":"In thermodynamics, the change in internal energy depends upon:","choices":[{"text":"The path taken between initial and final states","value":"A"},{"text":"The initial state only","value":"B"},{"text":"The final state only","value":"C"},{"text":"Initial and final states","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":156768,"question":"When a gas is compressed:","choices":[{"text":"Its internal energy decreases","value":"A"},{"text":"Its temperature decreases","value":"B"},{"text":"Its temperature increases","value":"C"},{"text":"None of these","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":156764,"question":"The ideal gas obey gas law at:","choices":[{"text":"Low tempratures and high pressures","value":"A"},{"text":"High temperatures and low pressures","value":"B"},{"text":"All temperatures and pressures","value":"C"},{"text":"None of these","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":156763,"question":"Thermal radiations are a type of:","choices":[{"text":"Mechanical waves","value":"A"},{"text":"Electromagnetic waves","value":"B"},{"text":"Alpha rays","value":"C"},{"text":"Electrons","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":156761,"question":"For a gas obeying Boyle's law, if the pressure is doubled the volume becomes:","choices":[{"text":"One half","value":"A"},{"text":"Double","value":"B"},{"text":"Four times","value":"C"},{"text":"None of these","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":156760,"question":"The temperature at which all the gases become liquid is called:","choices":[{"text":"273 K","value":"A"},{"text":"-273 K","value":"B"},{"text":"Absolute Zero","value":"C"},{"text":"Both (B) and (C)","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":156759,"question":"The number of molecules in one mole of gas is equal to:","choices":[{"text":"Avogadro number N<sub>A</sub>","value":"A"},{"text":"Gas constant R","value":"B"},{"text":"Boltzmann constant k","value":"C"},{"text":"None of these","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":156758,"question":"Brownian motion confirms the truth of :","choices":[{"text":"Wave theory of light","value":"A"},{"text":"Boyle's law","value":"B"},{"text":"Kinetic theory of gases","value":"C"},{"text":"Adiabatic process","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":156756,"question":"According to boyle's law, volume of a given mass of a gas is","choices":[{"text":"Inversely proportional mass at constant pressure","value":"A"},{"text":"Directly proportional to pressure at constant temprerature","value":"B"},{"text":"Inversely proportional pressure at constant temprature","value":"C"},{"text":"None of these","value":"D"},{"value":"E"}],"correctAnswer":3}]