Home
Class 12
PHYSICS
Statement I : soft iron is preferred for...

Statement I : soft iron is preferred for making electromagnets .
Statement II : Both permeability and retentively of soft iron are high .

A

Statement I is true , statement II is true , statement II is a correct explanation for statement I .

B

Statement I is true ,statement II is true , statement II is not a correct explanation for statement I .

C

Statement I is true , statement II is false

D

statement I is false , statement II is true

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • Magnetic Properties of Materials

    CHHAYA PUBLICATION|Exercise ENTRNCE CORNER (Multiple correct answers type )|6 Videos

  • Magnetic Properties of Materials

    CHHAYA PUBLICATION|Exercise ENTRNCE CORNER (Comprehension type )|3 Videos

  • Magnetic Properties of Materials

    CHHAYA PUBLICATION|Exercise Hots Numerical Problems|4 Videos

  • LIGHT WAVE AND INTERFERENCE OF LIGHT

    CHHAYA PUBLICATION|Exercise CBSE SCANNER|15 Videos

  • OPTICAL INSTRUMENTS

    CHHAYA PUBLICATION|Exercise CBSE SCANNER|8 Videos

Similar Questions

Explore conceptually related problems

Two reasons for using soft iron as the material for electromagnets .

Statement I : Water is considered unsuitable for use in thermometers. Statement II : This is due to small specific heat and high thermal conductivity.

This question has statement I and Statement II. Of the four choices given after the statements, choose the one that best describes the two Statements. (1) Statement-I is true, Statement-II is true, Statement-II is a correct explanation of Statement-I (2) Statement-I is true, Statement-II is true,Statement-II is not a correct explanation of Statement-I (3)Statement-I is a true , Statement-II is false (4) Statement-I is false, Statement-II is true Statement-I: Boiling points of cis-isomers are higher than trans-isomers. Statement-II: Dipole moments of cis isomers are higher than trans-isomers.

Statement I: Electromagnetic waves are transverse waves. Statement II: Electromagnetic waves have the property of polarization.

Statement I : The electromagnetic waves of all wavelengths can be polarised. Statement II: Polarisation is independent of the wavelength of electromagnetic waves.

Statement I: No natural radioisotope can emit positron. Statement II: Some artifically transmuted isotopes show radioactivity - some of these may emit positrons. (A) Statement I is true, statement II is true, statement II is a correct explanation for statement I. (B) Statement I is true, statement II is true, statement II is not a correct explanation for statement I. (C) Statement I is true , statement II is false. (D) Statement I is false, statement II is true.

Statement I: The ratio of the amplitudes of electric and magnetic fields at a point in the electromagnetic wave is same as the velocity of wave. Statement II: If in a medium, mu and in are the magnetic permeability and the electric permittivity respectively, then 1//sqrt(muin) is the velocity of electromagnetic wave in that medium.