[{"id":155061,"question":"A vector which has magnitude 'one' is called:","choices":[{"text":"Resultant vector","value":"A"},{"text":"A unit vector","value":"B"},{"text":"Position vector","value":"C"},{"text":"None of these","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":155059,"question":"A person starts his journey from a point 0, travels 4 Km SW, then 4 Km NW, and finally 4 Km north-east. At what distance is he now from point 0?","choices":[{"text":"0 Km","value":"A"},{"text":"4 Km","value":"B"},{"text":"8 Km","value":"C"},{"text":"12 Km","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":155057,"question":"Two vectors to be combined have magnitudes of 60 N and 35 N. Pick the possible answer:","choices":[{"text":"100 N","value":"A"},{"text":"70 N","value":"B"},{"text":"20 N","value":"C"},{"text":"Zero","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":155055,"question":"A vector of magnitude 5 N is added to a vector of magnitude 8 N while the orientations are changeable. Range of their possible sum will be very from:","choices":[{"text":"Zero to 3 N","value":"A"},{"text":"1 N to 13 N","value":"B"},{"text":"13 N to 3 N","value":"C"},{"text":"None of these","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":155054,"question":"A vector of magnitude 5 N is added to a vector of magnitude 8 N while the orientations are changeable. Range of their possible sum will be very from:","choices":[{"text":"Zero to 3 N","value":"A"},{"text":"1 N to 13 N","value":"B"},{"text":"13 N to 3 N","value":"C"},{"text":"None of these","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":155050,"question":"If the vector 5 N lies along with x-axis, then its component along y-axis will be:","choices":[{"text":"Zero","value":"A"},{"text":"5 N","value":"B"},{"text":"7 N","value":"C"},{"text":"10 N","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":155046,"question":"The rectangular components of a vector are equal in magnitude when the vector makes and angle _______with their x-component:","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":"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":"B"},{"text":"45<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":"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":"D"},{"value":"E"}],"correctAnswer":3},{"id":155043,"question":"When the magnitude of two component vectors are equal to that of their resultant, then the angle between the components is:","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":"120<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":"150<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":3},{"id":155042,"question":"If a vector lies in second quadrant, than B<sub>x</sub>and B<sub>y</sub>are:","choices":[{"text":"-,+","value":"A"},{"text":"+,-","value":"B"},{"text":"+,+","value":"C"},{"text":"-,-","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":155039,"question":"Parallel vectors of same magnitudes:","choices":[{"text":"Are equal","value":"A"},{"text":"Are unequal","value":"B"},{"text":"When added give the some equal to zero","value":"C"},{"text":"Give the answer equal to zero","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":155038,"question":"The direction of vector in space is specified by:","choices":[{"text":"One angle","value":"A"},{"text":"Two angles","value":"B"},{"text":"Three angles","value":"C"},{"text":"None of these","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":155036,"question":"The direction of a vector in space requires:","choices":[{"text":"X-axis","value":"A"},{"text":"X and Y-axes","value":"B"},{"text":"XYZ axes","value":"C"},{"text":"Y and Z-axes","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":155034,"question":"Choose the set of physical quantities, which have both numerical and directional properties:","choices":[{"text":"Velocity, mass","value":"A"},{"text":"Speed, acceleration","value":"B"},{"text":"acceleration weight","value":"C"},{"text":"Distance, force","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":151053,"question":"The perpendicular distance from the axis of rotation to the line of action of force is called:","choices":[{"text":"Moment arm","value":"A"},{"text":"Moment of a force","value":"B"},{"text":"Torque","value":"C"},{"text":"Non of these","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":151052,"question":"Torque is also called:","choices":[{"text":"Momentum","value":"A"},{"text":"Linear inertia","value":"B"},{"text":"Moment of a force","value":"C"},{"text":"Mass","value":"D"},{"value":"E"}],"correctAnswer":3}]