Question
Draw magnetic field lines when a (i) diamagnetic, (ii) paramagnetic substance is placed in an external magnetic field. Which magnetic property distinguishes this behaviour of the field lines due to the two substances?
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
Draw the nature of the graph of binding energy per nucleon against atomic mass number and explain its notable points.
Give an example for which $\overrightarrow{\text{A}}.\overrightarrow{\text{B}}=\overrightarrow{\text{C}}.\overrightarrow{\text{B}}$ but $\overrightarrow{\text{A}}\neq\overrightarrow{\text{C}}.$
→Using Ampere’s circuital law, obtain an expression for the magnetic field along the axis of a current carrying solenoid of length l and having N number of turns.
The peak power consumed by a resistive coil, when connected to an AC source, is 80W. Find the energy consumed by the coil in 100 seconds, which is many times larger than the time period of the source.
Two spheres A and B with radii $a$ and $b$ respectively are at the same potential. What will be the ratio of surface charge densities at $A$ and $B$ ?
→Define electric flux. Write its S.I. units. A spherical rubber balloon carries a charge that is uniformly distributed over its surface. As the balloon is blown up and increases in size, how does the total electric flux coming out of the surface change? Give reason.
A bob suspended from the ceiling of a car which is accelerating on a horizontal road. The bob stays at rest with respect to the car with the string making an angle $\theta$ with the vertical. The linear momentum of the bob as seen from the road is increasing with time. Is it a violation of conservation of linear momentum? If not, where is the external force which changes the linear momentum?
→Evaluate Rydberg constant by putting the values of the fundamental constants in its expression.
A pendulum clock giving correct time at a place where g = 9.800m/s2 is taken to another place where it loses 24 seconds during 24 hours. Find the value of g at this new place.
The peak power consumed by a resistive coil, when connected to an AC source, is 80W. Find the energy consumed by the coil in 100 seconds, which is many times larger than the time period of the source.