Magnetism and Matter questions
398 published questions with worked solutions.
- If T.G. is carried from equatorial region to N-pole of earth then its reduction factor will :Not in JEE Advanced syllabus
- A T.G. has n = 5 and r = 10 cm. If B_H = 3.14 10^ -5 T at the place of experiment the charge circulating through the coil of T.G....Not in JEE Advanced syllabus
- Before passing current through T.G its magnetic is under the influence ofNot in JEE Advanced syllabus
- A T.G having radius of circular coil r and number of turn's N gives deflection 30^ with certain current. If radius is increased...Not in JEE Advanced syllabus
- The reduction factor of a TG is k = 0.2 A and the radius of its circular coil is 12.56 cm. It has 50 turns. The horizontal...Not in JEE Advanced syllabus
- If k is reduction factor of T.G. and is deflection then the sensitivity of TG. Is given byNot in JEE Advanced syllabus
- The sensitivity of a tangent galvanometer can be increased byNot in JEE Advanced syllabus
- The tangent galvanometer has maximum accuracy, when the deflection of the needle isNot in JEE Advanced syllabus
- The sensitivity of T.G. for a given deflection of magnetic needle isNot in JEE Advanced syllabus
- The current sensitivity of a T.G. is 1 degree per mA when the deflection is 45^ . The current sensitivity for the deflection of...Not in JEE Advanced syllabus
- The deflection of the needle in T.G. is =15^ with error 1^ for certain current points through its coil. What is the percentage...Not in JEE Advanced syllabus
- The sensitivity of T.G. can be increased by makingNot in JEE Advanced syllabus
- Three tangent galvanometer A, B and C give deflections of 30^ , 35^ and 40^ when a current of 100 mA is passed through each of...Not in JEE Advanced syllabus
- A T. G. Having radius of circular coil r and number of turns N, gives deflection 30^ with a certain current. If radius is...Not in JEE Advanced syllabus
- A coil of T.G. having diameter 16 cm is set up in magnetic meridian when a current of 0.8 A is passed through the coil. The...Not in JEE Advanced syllabus
- Gauss is unit of which quantity?Not in JEE Advanced syllabus
- The dimensions of magnetic induction areNot in JEE Advanced syllabus
- A closely wound flat circular coil of 25 turns of wire has diameter of 10 cm and carries a current of 4 ampere. Determine the...Not in JEE Advanced syllabus
- The electric intensity at any point due to a point charge is given by, Intensity = electric force/charge. In analogy of this,...Not in JEE Advanced syllabus
- The process of conversion of iron and its alloys into a magnet isNot in JEE Advanced syllabus
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