[{"id":153849,"question":"Work is a:","choices":[{"text":"Scalar quantity","value":"A"},{"text":"Vector quantity","value":"B"},{"text":"Base quantity","value":"C"},{"text":"None of these","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":152006,"question":"Tick the conservative force","choices":[{"text":"Tension in a string","value":"A"},{"text":"Air resistance","value":"B"},{"text":"Elastic spring","value":"C"},{"text":"Frictional force","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":152004,"question":"A field in which the work done in moving a body along closed path is zero is called","choices":[{"text":"Nuclear Field","value":"A"},{"text":"Conservative field","value":"B"},{"text":"Gravitational field","value":"C"},{"text":"Non-conservative field","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":152001,"question":"When a force of 0.5 N displaces a body through a distance of 2m in the direction of force, the work done is","choices":[{"text":"0.5 J","value":"A"},{"text":"2 J","value":"B"},{"text":"0.25 J","value":"C"},{"text":"1 J","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":151998,"question":"The work done in moving a body between two points in a conservative field is independent of the","choices":[{"text":"Direction","value":"A"},{"text":"Force applied","value":"B"},{"text":"Path followed by the body","value":"C"},{"text":"Power","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":151996,"question":"Which of the following types of force can do no work on the particle on which it acts","choices":[{"text":"Frictional force","value":"A"},{"text":"Gravitational force","value":"B"},{"text":"Electric force","value":"C"},{"text":"Centripetal force","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":151990,"question":"A body moves a distance of 10 m along a straight line under the action of a force of 5 N and work done in 25J. The angle which the force makes with the direction of motion will be","choices":[{"text":"60°","value":"A"},{"text":"90°","value":"B"},{"text":"30°","value":"C"},{"text":"0°","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":151987,"question":"The Space around the Earth within which it exerts a force of attraction on other bodies is known as","choices":[{"text":"Nuclear field","value":"A"},{"text":"Conservative field","value":"B"},{"text":"Electric field","value":"C"},{"text":"Gravitational field","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":151984,"question":"Work done is maximum when angle between force and displacement is","choices":[{"text":"0°","value":"A"},{"text":"90°","value":"B"},{"text":"180°","value":"C"},{"text":"None of these","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":151759,"question":"Work has the dimensions as that of","choices":[{"text":"Torque","value":"A"},{"text":"Angular momentum","value":"B"},{"text":"Linear momentum","value":"C"},{"text":"Power","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":151757,"question":"If force and displacement are in opposite direction, the work done is taken as","choices":[{"text":"Positive work","value":"A"},{"text":"Negative work","value":"B"},{"text":"Zero work","value":"C"},{"text":"Infinite work","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":151754,"question":"The work performed on an object does not depend on","choices":[{"text":"Force applied","value":"A"},{"text":"Angle at which force is inclined to the displacement","value":"B"},{"text":"Initial velocity of the object","value":"C"},{"text":"Displacement","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":151751,"question":"Work is a always done on a body when","choices":[{"text":"A force acts on it","value":"A"},{"text":"It moves through certain distance","value":"B"},{"text":"None of A or B is correct","value":"C"},{"text":"Both A and B are correct","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":151749,"question":"Work is a","choices":[{"text":"Scalar quantity","value":"A"},{"text":"Vector quantity","value":"B"},{"text":"Base quantity","value":"C"},{"text":"None of these","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":151050,"question":"Which one is conservative force","choices":[{"text":"Electric force","value":"A"},{"text":"Frictional force","value":"B"},{"text":"Normal force","value":"C"},{"text":"Air resistance","value":"D"},{"value":"E"}],"correctAnswer":1}]