[{"id":156290,"question":"Amperean path is a:
","choices":[{"text":"Closed path
","value":"A"},{"text":"Rectangular path
","value":"B"},{"text":"Circular path
","value":"C"},{"text":"Any\r\nof above
","value":"D"},{"text":"Broken path
","value":"E"}],"correctAnswer":4},{"id":156289,"question":"Magnetic induction is also called as:","choices":[{"text":"Ampere’s\r\nlaw
","value":"A"},{"text":"Faraday’s law
","value":"B"},{"text":"Lenz’s law
","value":"C"},{"text":"Newton’s law
","value":"D"},{"text":"Coulomb’s law
","value":"E"}],"correctAnswer":1},{"id":156288,"question":"if the field is directed along the normal to the\r\narea, then flux is:","choices":[{"text":"Maximum
","value":"A"},{"text":"Equal to zero
","value":"B"},{"text":"Equal to BA
","value":"C"},{"text":"Minimum
","value":"D"},{"text":"Both\r\n(A) and (C)
","value":"E"}],"correctAnswer":5},{"id":156287,"question":"the current is pass\r\nthrough the straight wire. The magnetic field established around it has its\r\nlines of force:
","choices":[{"text":"Circular\r\nand endless
","value":"A"},{"text":"Oval in shape and\r\nendless
","value":"B"},{"text":"Straight
","value":"C"},{"text":"Parabolic
","value":"D"},{"text":"All are true","value":"E"}],"correctAnswer":1},{"id":156286,"question":"Magnetic lines of force:","choices":[{"text":"Cannot\r\nintersect at all
","value":"A"},{"text":"Intersect at infinity
","value":"B"},{"text":"Intersect within magnet
","value":"C"},{"text":"Intersect at Neutral Point
","value":"D"},{"text":"None of these","value":"E"}],"correctAnswer":1},{"id":156285,"question":"magnetic field is a:","choices":[{"text":"Vector\r\nquantity
","value":"A"},{"text":"Scalar quantity
","value":"B"},{"text":"Scalar as well as\r\nscalar quantity
","value":"C"},{"text":"Any of (A) or (B)
","value":"D"},{"text":"Neither (A) nor (B)","value":"E"}],"correctAnswer":1},{"id":156284,"question":"The pointer of a\r\nmagnetic compass:
","choices":[{"text":"Is affected only by\r\npermanent magnets
","value":"A"},{"text":"Align\r\nitself parallel to the applied magnetic field
","value":"B"},{"text":"Vibrates in the\r\nmagnetic field of the current
","value":"C"},{"text":"Aligns itself\r\nperpendicular to the magnetic field
","value":"D"},{"text":"Both (C) and (D)","value":"E"}],"correctAnswer":2},{"id":156283,"question":"It is customary represent a current flowing\r\ntowards the reader by a symbol","choices":[{"text":"(x)","value":"A"},{"text":"(+)","value":"B"},{"text":"(.)","value":"C"},{"text":"(-)","value":"D"},{"text":"(÷)
","value":"E"}],"correctAnswer":3},{"id":156282,"question":"A current carrying conductor sets up its own:","choices":[{"text":"Electric field
","value":"A"},{"text":"Nuclear field
","value":"B"},{"text":"Magnetic field
","value":"C"},{"text":"Both\r\n(A) and (C)
","value":"D"},{"text":"All of these","value":"E"}],"correctAnswer":4},{"id":156281,"question":"In the region surrounding a current carrying\r\nwire:","choices":[{"text":"A magnetic field is\r\nsetup
","value":"A"},{"text":"The lines of force are\r\nelliptical
","value":"B"},{"text":"Direction of lines of\r\nforces depends upon direction of current
","value":"C"},{"text":"Both\r\n(A) and (C)
","value":"D"},{"text":"All of these","value":"E"}],"correctAnswer":4},{"id":156280,"question":"When some compass needles are placed on a card\r\nboard along a circle with the center at the wire, they will","choices":[{"text":"Point\r\nthe direction of N-S
","value":"A"},{"text":"Set themselves tangential\r\nto the circle
","value":"B"},{"text":"Point in the direction\r\nof E-W
","value":"C"},{"text":"None of these
","value":"D"},{"text":"Point in direction of S-E","value":"E"}],"correctAnswer":1},{"id":119979,"question":"Current is measured in","choices":[{"text":"volts","value":"A"},{"text":"watt","value":"B"},{"text":"ohm","value":"C"},{"text":"ampere","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":119977,"question":"Resistance is measured in","choices":[{"text":"volts","value":"A"},{"text":"ampere","value":"B"},{"text":"ohm","value":"C"},{"text":"watt","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":119976,"question":"Avo-meter is used of measure the","choices":[{"text":"current, voltage","value":"A"},{"text":"voltage, resistance","value":"B"},{"text":"resistance, current","value":"C"},{"text":"current, voltage and resistance","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":119974,"question":"A resistance used in galvanometer to make it voltmeter is called","choices":[{"text":"shunt resistance","value":"A"},{"text":"high resistance","value":"B"},{"text":"zero resistance","value":"C"},{"text":"none of these","value":"D"},{"value":"E"}],"correctAnswer":1}]