[{"id":151029,"question":"The driection of vector si space is specified by:","choices":[{"text":"<br>One angle","value":"A"},{"text":"Two angles","value":"B"},{"text":"Three angles","value":"C"},{"text":"None of above","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":151027,"question":"The sum of two or more vectors is equal to a single vector which is called:","choices":[{"text":"Component vector","value":"A"},{"text":"Resultant vector","value":"B"},{"text":"Product vector","value":"C"},{"text":"None of these","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":151026,"question":"Which of the following are the units of intensity of light","choices":[{"text":"Pois","value":"A"},{"text":"Lux","value":"B"},{"text":"Siemen","value":"C"},{"text":"Candela","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":151025,"question":"All trigonometric functions (since, cosine tangent etc. ) are positive in:","choices":[{"text":"1st Quadrant","value":"A"},{"text":"2nd Quadrant","value":"B"},{"text":"3rd Quadrant","value":"C"},{"text":"4th Quadrant","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":151024,"question":"Number of supplementary units are","choices":[{"text":"Three","value":"A"},{"text":"Two","value":"B"},{"text":"Seven","value":"C"},{"text":"Five","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":151023,"question":"Total number of base units are","choices":[{"text":"Three","value":"A"},{"text":"Five","value":"B"},{"text":"Seven","value":"C"},{"text":"Nine","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":151022,"question":"Two forces of 10N and 8N are applied simultaneously to a body. The maximum value of their resultant is:","choices":[{"text":"20 N","value":"A"},{"text":"-2 N","value":"B"},{"text":"18 N","value":"C"},{"text":"36 N","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":151021,"question":"The system international (SI) is built from _______ kind of unites","choices":[{"text":"Two","value":"A"},{"text":"Three","value":"B"},{"text":"Four","value":"C"},{"text":"Five","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":151020,"question":"The principle characteristics of an ideal standard are","choices":[{"text":"Inaccessible and Invariable","value":"A"},{"text":"Accessible and Invariable","value":"B"},{"text":"Accessible and Variable","value":"C"},{"text":"None of these","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":151019,"question":"The vector is space has:","choices":[{"text":"One Component","value":"A"},{"text":"Two Compnents","value":"B"},{"text":"Three Components","value":"C"},{"text":"Non of these","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":151018,"question":"Diameter of the atom is of the order of","choices":[{"text":"10<sup>-10</sup>m","value":"A"},{"text":"10<sup>-12</sup>m","value":"B"},{"text":"10<sup>-15</sup>m","value":"C"},{"text":"10<sup>-9</sup>m","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":151017,"question":"Diameter of the nucleus s of the order of","choices":[{"text":"10<sup>-10</sup>m","value":"A"},{"text":"10<sup>-12</sup>m","value":"B"},{"text":"10<sup>-15</sup>m","value":"C"},{"text":"10<sup>-18</sup>m","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":151015,"question":"Distance to nearest galaxy from earth is","choices":[{"text":"10<sup>10</sup>m","value":"A"},{"text":"10<sup>15</sup>m","value":"B"},{"text":"10<sup>40</sup>m","value":"C"},{"text":"10<sup>30</sup>m","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":151013,"question":"Physical quantities are often divided into ______ categories","choices":[{"text":"3","value":"A"},{"text":"2","value":"B"},{"text":"9","value":"C"},{"text":"5","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":151012,"question":"Those quantities which can be measured accurately are known as","choices":[{"text":"Physical Quantities","value":"A"},{"text":"Scalar Quantities","value":"B"},{"text":"Vector Quantities","value":"C"},{"text":"Non Physical Quantities","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":151011,"question":"Which branch of physics deals with the structure and properties of solids","choices":[{"text":"Atomic Physics","value":"A"},{"text":"Plasma Physics","value":"B"},{"text":"Molecular Physics","value":"C"},{"text":"Solid state physics","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":151010,"question":"Computer chips are made from","choices":[{"text":"Conductors","value":"A"},{"text":"Semiconductors","value":"B"},{"text":"Insulators","value":"C"},{"text":"Both A and B","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":151009,"question":"The branch of physics which concerned with the ultimate particles of which the universe is composed is known as","choices":[{"text":"SolidState physics","value":"A"},{"text":"Particle Physics","value":"B"},{"text":"Nuclear Physics","value":"C"},{"text":"Atomic Physics","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":151008,"question":"The instrument used to gather information form the far side of the universe is","choices":[{"text":"Compound microscope","value":"A"},{"text":"Radio telescope","value":"B"},{"text":"Astronomical Telescope","value":"C"},{"text":"Simple microscope","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":151006,"question":"At the present time, the main frontiers of fundamental science are","choices":[{"text":"2","value":"A"},{"text":"3","value":"B"},{"text":"4","value":"C"},{"text":"5","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":123937,"question":"A choke coil is used as a resistance in","choices":[{"text":"d.c. circuit","value":"A"},{"text":"a.c. circuit","value":"B"},{"text":"d.c. potentiometer circuit","value":"C"},{"text":"wheatstone bridge","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":123934,"question":"The A.M. transmission frequency range from","choices":[{"text":"500-1000 KHz","value":"A"},{"text":"540-1600 KHz","value":"B"},{"text":"300-490 KHz","value":"C"},{"text":"900-2040 KHz","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":123933,"question":"Which of the following waves are more energetic","choices":[{"text":"radio waves","value":"A"},{"text":"infrared waves","value":"B"},{"text":"ultraviolet","value":"C"},{"text":"<span style=\"color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: small;\">γ-rays</span>","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":123927,"question":"The electric field, magnetic field and the direction of their propagation are mutually","choices":[{"text":"perpendicular","value":"A"},{"text":"parallel","value":"B"},{"text":"none of these","value":"C"},{"value":"D"},{"value":"E"}],"correctAnswer":1},{"id":123926,"question":"A piece of wire along which charges are made to accelerate is known as","choices":[{"text":"transmitting antenna","value":"A"},{"text":"receiving antenna","value":"B"},{"text":"modulator","value":"C"},{"text":"nor of these","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":123924,"question":"In a three phase a.c generator if the first coil has a phase 0, then the other two coils will have phases","choices":[{"text":"90<span style=\"color: rgb(84, 84, 84); font-family: arial, sans-serif; font-size: small;\">° - 120</span><span style=\"color: rgb(84, 84, 84); font-family: arial, sans-serif; font-size: small;\">°</span>","value":"A"},{"text":"20<span style=\"color: rgb(84, 84, 84); font-family: arial, sans-serif; font-size: small;\">° and 140</span><span style=\"color: rgb(84, 84, 84); font-family: arial, sans-serif; font-size: small;\">°</span>","value":"B"},{"text":"120<span style=\"color: rgb(84, 84, 84); font-family: arial, sans-serif; font-size: small;\">° and 240</span><span style=\"color: rgb(84, 84, 84); font-family: arial, sans-serif; font-size: small;\">°</span>","value":"C"},{"text":"120<span style=\"color: rgb(84, 84, 84); font-family: arial, sans-serif; font-size: small;\">° and 140</span><span style=\"color: rgb(84, 84, 84); font-family: arial, sans-serif; font-size: small;\">°</span>","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":123921,"question":"In a three phase a.c. generator, there are","choices":[{"text":"2 coils","value":"A"},{"text":"3 coils","value":"B"},{"text":"1 coild","value":"C"},{"text":"No coil","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":123919,"question":"For a parallel resonant circuit at resonance, current from supply is","choices":[{"text":"minimum","value":"A"},{"text":"maximum","value":"B"},{"text":"zero","value":"C"},{"text":"none of these","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":123918,"question":"The L-C parallel circuit the capacitor draws a","choices":[{"text":"leading current","value":"A"},{"text":"lagging current","value":"B"},{"text":"main current","value":"C"},{"text":"none of these","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":123917,"question":"The circuit in which current and voltage are in phase, the power factor is","choices":[{"text":"zero","value":"A"},{"text":"1","value":"B"},{"text":"negative","value":"C"},{"text":"0.83","value":"D"},{"value":"E"}],"correctAnswer":2}]