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8.An alternating electric field of frequency 'v' is applied across the dees (radius R) of a cyclotro

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8. In sonometer experiment, the bridges are separated by a fixed distance. The wire which is

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21. A circular coil of wire consisting of 100 turns each of radius 9 cm carries a current of 0.4 A

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19. The magnitude of magnetic induction at a point on the axis at a large distance (r) from the cent

0:07:21

18. A charged particle is moving in a uniform magnetic field in a circular path of radius 'R'. When

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7. If same current 'I' is flowing through two parallel wires, separated by the distance 'b' in air,

0:05:19

16. A proton enters into a magnetic field of induction 1.732 T, with a velocity of 10 ^ 7 m / s at

0:04:29

15.A proton moving in perpendicular magnetic field possesses energy 'E'. The magnetic field is incre

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14. According to Oersted experiment, WRONG statement is that [2019]

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13. In case of current carrying long straight solenoid, which one of the following statements is

0:09:11

12. The magnetic induction at a point near end of a current carrying solenoid is ( I = current

0:02:57

11. Torque acting on a rectangular coil carrying current 'I' situated parallel to magnetic field of

0:03:19

10. Maximum kinetic energy gained by the charged particle in the cyclotron is independent of [2019]

0:04:03

9. A charge moves in circular path perpendicular to magnetic field. The time period of revolution is

0:10:58

6.Two particles X and Y having equal charges after being accelerated through same potential differen

0:08:18

7. The magnetic flux near the axis and inside the air core solenoid length 60 cm carrying current

0:03:00

5.In cyclotron for a given magnet, radius of the semicircle traced by positive ion is directly propo

0:05:07

4.Magnetic induction produced at the centre of a circular loop carrying current is 'B'. The magnetic

0:07:12

3. A current loop in a magnetic field[2013]. (A) experiences a torque whether the field is

0:06:37

2. Two current carrying coils have radii r and 2r and have same magnetic induction at their centres.

0:04:13

1. Which of the following while in motion cannot be deflected by magnetic field? [2008]

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10. A progressive wave is represented by y = 12sin(5t - 4x) cm. On this wave, how far away are

0:06:40

7. In a pipe open at both ends, 'n₁' and 'n₂' be the frequencies corresponding to vibrating lengths

0:06:14

6. An open and closed organ pipe have the same length. The ratio of 'p'th mode of frequency of