[{"id":151048,"question":"Work done is independent of path followed in _______","choices":[{"text":"Gravitational field","value":"A"},{"text":"Magnetic field","value":"B"},{"text":"Electric field","value":"C"},{"text":"All of these","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":151047,"question":"Work done on a body by gravity in lifting it up to certain height is","choices":[{"text":"Maximum","value":"A"},{"text":"Minimum","value":"B"},{"text":"Zero","value":"C"},{"text":"Negative","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":151046,"question":"The space around the earth in which its gravitational force acts on a body is called","choices":[{"text":"Electric Field","value":"A"},{"text":"Gravitational field","value":"B"},{"text":"Magnetic field","value":"C"},{"text":"Conservative field","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":151044,"question":"The unit of work in CGS system is","choices":[{"text":"Joule","value":"A"},{"text":"Erg","value":"B"},{"text":"Dyne","value":"C"},{"text":"Watt","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":151043,"question":"1 J = ________?","choices":[{"text":"10<sup>7</sup>erges","value":"A"},{"text":"10<sup>-7</sup>erges","value":"B"},{"text":"10<sup>5</sup>erges","value":"C"},{"text":"10<sup>-5</sup>erges","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":151041,"question":"If one newton force acts on a body and displaces the body through 1m work done on body is","choices":[{"text":"1 dyne","value":"A"},{"text":"1 joule","value":"B"},{"text":"1KJ","value":"C"},{"text":"1 Watt","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":151040,"question":"The dimensions of work","choices":[{"text":"[MLT<sup>-1</sup>]","value":"A"},{"text":"[MLT<sup>-2</sup>]","value":"B"},{"text":"[ML<sup>2</sup>T<sup>-2</sup>]","value":"C"},{"text":"[MLT]","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":151038,"question":"Area under the force displacement graph gives","choices":[{"text":"Power","value":"A"},{"text":"Work","value":"B"},{"text":"Heat","value":"C"},{"text":"Energy","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":151037,"question":"SI Unit of work is","choices":[{"text":"Nm<sup>-1</sup>","value":"A"},{"text":"Joule","value":"B"},{"text":"Nms","value":"C"},{"text":"Both a and b","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":151036,"question":"Work done by the force of friction is always","choices":[{"text":"Positive","value":"A"},{"text":"Zero","value":"B"},{"text":"Negative","value":"C"},{"text":"Maximum","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":151034,"question":"When force and displacement are perpendicular to each other than work is equal to","choices":[{"text":"Unity","value":"A"},{"text":"Infinity","value":"B"},{"text":"Zero","value":"C"},{"text":"-Fd","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":151033,"question":"Maximum work is done when force and displacement are","choices":[{"text":"Parallel","value":"A"},{"text":"Antiparallel","value":"B"},{"text":"Perpendicular","value":"C"},{"text":"Both a and b","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":151031,"question":"Work is a Quantity","choices":[{"text":"Vector","value":"A"},{"text":"Scalar","value":"B"},{"text":"Non-physical","value":"C"},{"text":"None of these","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":151030,"question":"Work is a scalar product of","choices":[{"text":"Force, Velocity","value":"A"},{"text":"Velocity, Displacement","value":"B"},{"text":"Force, Displacement","value":"C"},{"text":"Force, Momentum","value":"D"},{"value":"E"}],"correctAnswer":3}]