Magnetism and Matter questions
398 published questions with worked solutions.
- Two tangent galvanometers A and B have the same number of turns and their radii are in the ratio 1 : 3. When the same current is...Not in JEE Advanced syllabus
- In a tangent galvanometer when a current of 100 mA is passed, the deflection is 31^ . The percentage increase of current required...Not in JEE Advanced syllabus
- A current of 1.2 A is passed through a tangent galvanometer of 14 turns wire, each of diameter 22 cm. The magnetic intensity...Not in JEE Advanced syllabus
- T.G. does not work at the magnetic poles of earth becauseNot in JEE Advanced syllabus
- In tangent galvanometerNot in JEE Advanced syllabus
- Magnetic induction of 0.25 T is perpendicular to magnetic induction due to earth's horizontal component(B_H) if a magnetic needle...Not in JEE Advanced syllabus
- Two T.Gs. Are in series with a source, their reduction factors are in the ratio 3 : 1. The T.G. of larger reduction factor gives...Not in JEE Advanced syllabus
- A T.G. having radius of circular coil r and no. Of turns n gives deflection 30^ with a certain current. If radius is increased to...Not in JEE Advanced syllabus
- The B_H value at given place is 3 10^ -5 wb/m^2 then the galvanometer constant in T.G. isNot in JEE Advanced syllabus
- Two tangent galvanometers are connected in series and a current is passed through them. The radius of the first galvanometer is...Not in JEE Advanced syllabus
- Two tangent galvanometers are connected in series. The first one has 50 turns and the second 250 turns. When a current is flowing...Not in JEE Advanced syllabus
- A tangent galvanometer shows a deflection. of 45^ , when a current of 1 A passes through it. If the current is doubled, the...Not in JEE Advanced syllabus
- The reduction factor of a tangent galvanometer is k = 0.2 A and the radius of its circular coil is 12.56 cm. It has 50 turns....Not in JEE Advanced syllabus
- A moving coil galvanometer (sensitivity 200 div/A) is connected in series with a tangent galvanometer. On passing a current, the...Not in JEE Advanced syllabus
- The number of turns and radius of cross-section of a tangent galvanometer are doubled. The reduction factor k will beNot in JEE Advanced syllabus
- Tangent galvanometer consist of a magnetometer ,box which is made up ofNot in JEE Advanced syllabus
- The magnetic field produced by a current passing through the coil of T.G. is in direction:Not in JEE Advanced syllabus
- In tangent galvanometer, the restoring force is Produced by the:Not in JEE Advanced syllabus
- In order to obtain a small deflection for given current (I), the value of:Not in JEE Advanced syllabus
- In order to adjust plane of coil of TG. In magnetic meridian:Not in JEE Advanced syllabus
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