Home
Class 12
PHYSICS
Two bar magnets are quickly moved toward...

Two bar magnets are quickly moved towards a metallic loop connected across a capacitor .C. as shown in the figure. Predict the polarity of the capacitor.

Text Solution

Verified by Experts

Upper plate is positive and lower plate is negative.
Alternatively,
Upper plate is negative and lower plate is positive. ( because axis is not given. )
Promotional Banner

Topper's Solved these Questions

  • ELECTROMAGNETIC INDUCTION

    OSWAAL PUBLICATION|Exercise TOPIC-1 (Faraday.s Laws & Lenz.s Law) ( Short Answer Type Questions-I)|6 Videos
  • ELECTROMAGNETIC INDUCTION

    OSWAAL PUBLICATION|Exercise TOPIC-1 (Faraday.s Laws & Lenz.s Law) ( Short Answer Type Questions-II)|4 Videos
  • ELECTRIC CHARGES & FIELDS

    OSWAAL PUBLICATION|Exercise (TOPIC -2)Numerical Problems|5 Videos
  • ELECTROMAGNETIC WAVES

    OSWAAL PUBLICATION|Exercise TOPIC-2 : ELECTROMAGNETIC SPECTRUM (SHORT ANSWER TYPE QUESTIONS)|7 Videos

Similar Questions

Explore conceptually related problems

Two identical bar magnets each of dipole moment p_m and length l are perpendicular to each other as shown in the figure . The dipole moment of the combination is :

A 220 V A. C supply is connected between points A and B as shown in figure what will be the potential differnece V across the capacitor ?

Two long straight wires are connected by a circular section that has a radius r as shown in the figure . All segments of the wire lie in the same plane and carry steady current I . The magnetic field at centre O of the circular segment is

A parallel plate capacitor with air as the dielectric has capacitance C.A slab of dielectric constant K and having the same thickness as the separation between the plates is introduced so as to fill one-fourth of the capacitor as shown in the figure.The new capacitance will be

Three metals of alkaline earth metal group (A,B and C ) When reacted with a fixed volume of liquid Br_(2) separately gave a product (metal bromides) whose mass is plotted against the mass of metals taken as shown in the figure. From the plot, predict what relation can be concluded between the atomic weight of A, B and C a. C gt B b. B gt A , C lt A lt B Data is insufficient to predict