Which of the following statements is the correct reason for using soft iron in making the armature or an electric bell?

Similar Questions

The image of an optical pin placed at the principal focus of a concave mirror will be formed ...

The rate of cooling of a heated quantity of liquid in an enclosure depends on the ...

Which process will increase the rate of oscillation of a pendulum? ...

The voltage and current in the primary of a transformer are 200V and 2Arespectively. lf the transfor...

When two objects P and Q are supplied with the same quantity of heat, the temperature change in P is...

What is the number of neutrons in the Uranium isotope $^{238}_{92}X$?...

Three resistors, with substances 250$\Omega$, 500$\Omega$ and 1k$\Omega$ are connected in seri...

A wire of length 100cm and cross-sectional area 2.0 × 10-3cm2 has a resistance of 0.10 ω. Calculat...

A body of mass 5kg falls from a height of 10m above the ground. What is the kinetic energy of the bo...

Which of the following statements about liquid pressure is NOT correct? The pressure ...