[{"id":155157,"question":"Which of the following type 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":155155,"question":"The field in which work done is moving body between two points depends upon the path followed is called:","choices":[{"text":"Conservative filed","value":"A"},{"text":"Non-conservative field","value":"B"},{"text":"Electric field","value":"C"},{"text":"None of these","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":155153,"question":"Work done along a closed path in a gravitational field is:","choices":[{"text":"Maximum","value":"A"},{"text":"Minimum","value":"B"},{"text":"Zero","value":"C"},{"text":"Unity","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":155152,"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 is 25J. the angle which the force makes with the direction of motion will be:","choices":[{"text":"60<span style=\"font-size: 10.5pt; line-height: 107%; font-family: Arial, sans-serif; background-image: initial; background-position: initial; background-size: initial; background-repeat: initial; background-attachment: initial; background-origin: initial; background-clip: initial;\">°</span>","value":"A"},{"text":"90<span style=\"font-size: 10.5pt; line-height: 107%; font-family: Arial, sans-serif; background-image: initial; background-position: initial; background-size: initial; background-repeat: initial; background-attachment: initial; background-origin: initial; background-clip: initial;\">°</span>","value":"B"},{"text":"30<span style=\"font-size: 10.5pt; line-height: 107%; font-family: Arial, sans-serif; background-image: initial; background-position: initial; background-size: initial; background-repeat: initial; background-attachment: initial; background-origin: initial; background-clip: initial;\">°</span>","value":"C"},{"text":"0<span style=\"font-size: 10.5pt; line-height: 107%; font-family: Arial, sans-serif; background-image: initial; background-position: initial; background-size: initial; background-repeat: initial; background-attachment: initial; background-origin: initial; background-clip: initial;\">°</span>","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":155151,"question":"The space around the earth within which it expects 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":155150,"question":"Work done is maximum when angle between force and displacement is:","choices":[{"text":"0<span style=\"font-size: 10.5pt; line-height: 107%; font-family: Arial, sans-serif; background-image: initial; background-position: initial; background-size: initial; background-repeat: initial; background-attachment: initial; background-origin: initial; background-clip: initial;\">°</span>","value":"A"},{"text":"90<span style=\"font-size: 10.5pt; line-height: 107%; font-family: Arial, sans-serif; background-image: initial; background-position: initial; background-size: initial; background-repeat: initial; background-attachment: initial; background-origin: initial; background-clip: initial;\">°</span>","value":"B"},{"text":"180<span style=\"font-size: 10.5pt; line-height: 107%; font-family: Arial, sans-serif; background-image: initial; background-position: initial; background-size: initial; background-repeat: initial; background-attachment: initial; background-origin: initial; background-clip: initial;\">°</span>","value":"C"},{"text":"None of these","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":155149,"question":"Work has a dimension 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":155147,"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":"Infinte work","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":155145,"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":155144,"question":"Work is 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 and B is correct","value":"C"},{"text":"Both A and B is correct","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":155142,"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":155140,"question":"One newton is a force that produces an acceleration of 0.5 m/sec<sup>2</sup>in a body of mass:","choices":[{"text":"2 Kg","value":"A"},{"text":"3 Kg","value":"B"},{"text":"4 Kg","value":"C"},{"text":"8 Kg","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":155138,"question":"Force is a:","choices":[{"text":"Scalar quantity","value":"A"},{"text":"Base quantity","value":"B"},{"text":"Derived quantity","value":"C"},{"text":"None of these","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":155135,"question":"An object is dropped from a height of 100 m. Its velocity at the moment it touches the ground is:","choices":[{"text":"100 m/sec","value":"A"},{"text":"140 m/sec","value":"B"},{"text":"1960 m/sec","value":"C"},{"text":"196 m/sec","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":155133,"question":"Body which falls freely under gravity provides good example of motion under:","choices":[{"text":"Uniform acceleration","value":"A"},{"text":"Non-uniform acceleration","value":"B"},{"text":"Uniform velocity","value":"C"},{"text":"None of these","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":155131,"question":"Swimming becomes possible because of______law of motion.","choices":[{"text":"First","value":"A"},{"text":"Second","value":"B"},{"text":"Third","value":"C"},{"text":"None of these","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":155129,"question":"A dirty carpet is to be cleaned by heating. This is in according with______law of motion.","choices":[{"text":"First","value":"A"},{"text":"Second","value":"B"},{"text":"Third","value":"C"},{"text":"None of these","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":155127,"question":"A certain force gives an acceleration of 2 m/sec<sup>2</sup>to a body mass 5 kg. The same force would give a 20 kg object an acceleration of:","choices":[{"text":"0.5 m/sec<sup>2</sup>","value":"A"},{"text":"5 m/sec<sup>2</sup>","value":"B"},{"text":"1.5 m/sec<sup>2</sup>","value":"C"},{"text":"9.8 m/sec<sup>2</sup>","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":155125,"question":"Slope of velocity time graph represents:","choices":[{"text":"Acceleration","value":"A"},{"text":"Speed","value":"B"},{"text":"Torque","value":"C"},{"text":"Work","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":155124,"question":"In above figures, tell which set of graphs shows that a body is moving with uniform velocity:","choices":[{"text":"(i) and (ii)","value":"A"},{"text":"(ii) and (iii)","value":"B"},{"text":"(iii) and (iv)","value":"C"},{"value":"D"},{"value":"E"}],"correctAnswer":3},{"id":155123,"question":"If the velocity time graph is a straight line parallel to the time-axis, then it means:","choices":[{"text":"The body is moving with uniform velocity","value":"A"},{"text":"The body is moving with uniform acceleration","value":"B"},{"text":"The body is at rest","value":"C"},{"text":"None of these","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":155122,"question":"The magnitude of the force producing an acceleration of 10 m/sec<sup>2</sup>in a body of mass 500 grams is:","choices":[{"text":"3 N","value":"A"},{"text":"4 N","value":"B"},{"text":"5 N","value":"C"},{"text":"6 N","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":155121,"question":"The magnitude of the force producing an acceleration of 10 m/sec<sup>2</sup>in a body of mass 500 grams is:","choices":[{"text":"3 N","value":"A"},{"text":"4 N","value":"B"},{"text":"5 N","value":"C"},{"text":"6 N","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":155120,"question":"A body is moving with constant velocity of 10 m/sec in the north-east direction. Then its acceleration will be:","choices":[{"text":"10 m/sec<sup>2</sup>","value":"A"},{"text":"20 m/sec<sup>2</sup>","value":"B"},{"text":"30 m/sec<sup>2</sup>","value":"C"},{"text":"Zero","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":155119,"question":"A body of mass 5 kg is acted upon by a constant force of 20 n for 7 seconds. The total change in momentum will be:","choices":[{"text":"10 NS","value":"A"},{"text":"100 NS","value":"B"},{"text":"140 NS","value":"C"},{"text":"200 NS","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":155118,"question":"When brakes are applied to a fast moving car, the passenger will be thrown:","choices":[{"text":"Forward","value":"A"},{"text":"Backward","value":"B"},{"text":"Downward","value":"C"},{"text":"none of these","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":155117,"question":"Which one of the following is dimensionless:","choices":[{"text":"Acceleration","value":"A"},{"text":"Velocity","value":"B"},{"text":"Density","value":"C"},{"text":"Angle","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":155116,"question":"The dimension of linear inertia is:","choices":[{"text":"MLT<sup>2</sup>","value":"A"},{"text":"ML<sup>0</sup>T<sup>-2</sup>","value":"B"},{"text":"ML<sup>0</sup>T<sup>0</sup>","value":"C"},{"text":"MLT<sup>-1</sup>","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":155115,"question":"A ball is dropped from a height of 4.2 meters. To what height it will rise if there is no loss of KE after rebounding?","choices":[{"text":"4.2 m","value":"A"},{"text":"8.4","value":"B"},{"text":"12.6","value":"C"},{"text":"None of these","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":155114,"question":"A body moving with an acceleration of 5 m/sec<sup>2</sup>started with velocity of 10 m/sec. What will be the distance traversed in 10 seconds?","choices":[{"text":"150 m","value":"A"},{"text":"250 m","value":"B"},{"text":"350 m","value":"C"},{"text":"400 m","value":"D"},{"value":"E"}],"correctAnswer":3}]