[{"id":156248,"question":"The conventional current is the name given to\r\ncurrent due to flow of:","choices":[{"text":"Positrons","value":"A"},{"text":"Positive\r\ncharges
","value":"B"},{"text":"Negative charges
","value":"C"},{"text":"Both (A) and (C)
","value":"D"},{"text":"None of these
","value":"E"}],"correctAnswer":2},{"id":156247,"question":"In gases, the charge carries are:","choices":[{"text":"Electrons
","value":"A"},{"text":"Positive ions
","value":"B"},{"text":"Negative ions
","value":"C"},{"text":"Both (A) and (C)
","value":"D"},{"text":"Both\r\n(A) and (B)
","value":"E"}],"correctAnswer":5},{"id":156246,"question":"The charge carries in\r\nthe electrolyte are:
","choices":[{"text":"Positive ions
","value":"A"},{"text":"Negative ions
","value":"B"},{"text":"Either (A) or (B)
","value":"C"},{"text":"Both (A) and (B)
","value":"D"},{"text":"Neither (A) nor (B)
","value":"E"}],"correctAnswer":4},{"id":156245,"question":"In case of metallic\r\nconductors, the change carries are:
","choices":[{"text":"Protons
","value":"A"},{"text":"Electrons
","value":"B"},{"text":"Antiprotons
","value":"C"},{"text":"Positrons
","value":"D"},{"text":"Both (A) and (B)
","value":"E"}],"correctAnswer":2},{"id":156244,"question":"The current that\r\nflows through the coil of a motor causes:
","choices":[{"text":"Its shaft to revolve
","value":"A"},{"text":"Its brushes to rotate
","value":"B"},{"text":"Motor to move
","value":"C"},{"text":"Its\r\nshafts to rotate
","value":"D"},{"text":"None of these
","value":"E"}],"correctAnswer":4},{"id":156243,"question":"Most practical application of electricity\r\ninvolve","choices":[{"text":"Charges at the rest
","value":"A"},{"text":"Charges\r\nin the motion
","value":"B"},{"text":"Electrons at rest
","value":"C"},{"text":"Atoms in motion
","value":"D"},{"text":"Molecules in motion
","value":"E"}],"correctAnswer":2},{"id":156242,"question":"An eV is unit of:","choices":[{"text":"Potential
","value":"A"},{"text":"Energy
","value":"B"},{"text":"Work
","value":"C"},{"text":"Power
","value":"D"},{"text":"Both\r\n(B) and(C)
","value":"E"}],"correctAnswer":5},{"id":156241,"question":"The earth’s potential and potential at infinity\r\nare taken:","choices":[{"text":"Equal
","value":"A"},{"text":"Zero
","value":"B"},{"text":"First is greater than the second
","value":"C"},{"text":"Second is greater than the first
","value":"D"},{"text":"Both (A) and (B)
","value":"E"}],"correctAnswer":1},{"id":156240,"question":"Another mean of electric potential energy per\r\nunit charge is given by:","choices":[{"text":"Electric intensity
","value":"A"},{"text":"Potential gradient
","value":"B"},{"text":"Electric Flux
","value":"C"},{"text":"Potential difference
","value":"D"},{"text":"None of these
","value":"E"}],"correctAnswer":4},{"id":156239,"question":"Tick the correct statement:","choices":[{"text":"Both the potential and potential difference is scalars
","value":"A"},{"text":"Potential is a scalar but potential difference is a vector
","value":"B"},{"text":"Both are vectors
","value":"C"},{"text":"Potential is vector but potential difference is scalar
","value":"D"},{"text":"None of these
","value":"E"}],"correctAnswer":1},{"id":156238,"question":"The surface destiny of charge is defined is:","choices":[{"text":"Charge per volume
","value":"A"},{"text":"Mass per volume
","value":"B"},{"text":"Charge per area
","value":"C"},{"text":"Mass per area
","value":"D"},{"text":"Both (B) and (C)
","value":"E"}],"correctAnswer":3},{"id":156237,"question":"Gaussian surface is always:","choices":[{"text":"Rectangular
","value":"A"},{"text":"Spherical
","value":"B"},{"text":"Cylindrical
","value":"C"},{"text":"Box shape
","value":"D"},{"text":"Any of these
","value":"E"}],"correctAnswer":5},{"id":156235,"question":"A field free region is found:","choices":[{"text":"Near the outer surface of a hollow charged metal sphere
","value":"A"},{"text":"In the interior of solid metal uncharged sphere
","value":"B"},{"text":"In the interior of solid metal charged sphere
","value":"C"},{"text":"Both (A) and (B)
","value":"D"},{"text":"Both (A) and (C)
","value":"E"}],"correctAnswer":3},{"id":156234,"question":"While finding the electric intensity at a point between two\r\noppositely charged parallel plates, the Gaussian surface is taken in the form\r\nof a hollow:
","choices":[{"text":"Circle
","value":"A"},{"text":"Rectangle
","value":"B"},{"text":"Sphere
","value":"C"},{"text":"Box
","value":"D"},{"text":"Cylinder
","value":"E"}],"correctAnswer":4},{"id":156232,"question":"The interior of a hollow charged metal sphere is\r\na region which:","choices":[{"text":"Contain some magnitude of electric field
","value":"A"},{"text":"Is full of electric field lines
","value":"B"},{"text":"Is field-free region
","value":"C"},{"text":"Either (A) or (B)
","value":"D"},{"text":"None of these
","value":"E"}],"correctAnswer":3}]