Master cadre science

For q – t graph, slope shows:

A charged particle moves through a magnetic field B with a velocity v. Which one of the following statements is true for the force (F) experienced by the particle?

A substance when placed in a magnetic field gets magnetized in a direction opposite to that of the magnetic field. Which of the following type of substance it is?

Hydrogen bomb is based on the principle of

Dielectric constant of medium other than air or vacuum is

The material having low retentivity ate suitable for making

Which of the following represents voltage?

Which of the following particles is an example of a quark?

Which among following is strange particle?

I3(Third component of isospin) for Σ+ is

Baryon no. Of ē is