In the given figure, B is magnetic field at P due to shown segment AB of an infinite current carrying wire. A loop is taken as shown in figure. Which of the following statement(s) is/are correct

A circular current carrying loop of radius R is bent about its diameter by and placed in a magnetic field as shown in figure.

A disc of radius r and carrying positive charge q is rotating with angular speed in a uniform magnetic field B about a fixed axis as shown in figure, such that angle made by axis of disc with magnetic field is Torque applied by axis on the disc is

The magnetic force between wires as shown in figure is :-

Match the reactions given in Column I with the suitable reagents given in Column II.

Match the common names given in Column I with IUPAC names given in column II.

The value of is -

The polynomials and when divided by leaves remainders and respectively then value of if

a=-18/127

Grignard reagent adds to

A wire carrying a current of 4A is bent in the form of a parabola as shown in figure, where x and y are in meter. The wire is placed in a uniform magnetic field tesla. The force acting on the wire is

An infinitely long straight wire is bent as shown in figure. The circular portion has a radius of 10 cm with its center O at a distance r from the straight part. The value of r such that the magnetic field at the center O of the circular portion is zero will be :-

Two cylindrical straight and very long nonmagnetic conductors A and B, insulated from each other, carry a current I in the positive and the negative z–direction respectively. The direction of magnetic field at origin is

Current i = 2.5 A flows along the circle (here x & y in cm) as shown. Magnetic field at point (0, 0, 4 cm) is

There are constant electric field & magnetic field present between plates P and . A particle of mass m is projected from plate P' along y axis with velocity v₁ . After moving on the curved path, it passes through point A just grazing the plate P with velocity v₂ . The magnitude of impulse(i.e. )provided by magnetic force during the motion of particle from origin to point A is :–

In a set of reactions, acetic acid yields a product [C].