A charged enters a unifrom magnetic field with velocity vector at an angle of `45^(@)` with the magnetic field . The pitch of the helical path followed by the particles is `rho` . The radius of the helix will be

A charged particle enters a unifrom magnetic field with velocity vector at an angle of 45^(@) with the magnetic field . The pitch of the helical path followed by the particles is rho . The radius of the helix will be

A charged particle enters a uniform magnetic field with velocity vector at angle of 45^@ with the magnetic field. The pitch of the helical path followed by the particle is p. the radius of the helix will be

A charged particle enters into a magnetic field with velocity vector making an angle of 30^@ with respect of the direction of magnetic field. The path of the particle is

A proton enters a region of uniform magnetic field B of 0.5T with a velocity u at an angle 45^(@) with B .If P is the pitch of the helical path followed,the radius of the helix is :?

A charged particle enters a magnetic field at an angle of 90^(@) with the magnetic field. The path of the particle will be a/an

A charged particle enters a magnetic field H with its initial velocity making an angle of 45^(@) with H . The path of the particle will be

A charged particle enters a region of uniform magnetic field at an angle of 85@ to the magnetic line of force . The path of the particle is a circle .

A beam of protons with a velocity of 4 X 10 ^5 ms^(-1) enters a uniform magnetic field of 0.3 T. The velocity makes an angle of 60^@ with the magnetic field. Find the radius of the helicla path taken by the proton beam and the pitch of the helix.

A beam of protons with a velocity of 4 X 10 ^5 ms^(-1) enters a uniform magnetic field of 0.3 T. The velocity makes an angle of 60^@ with the magnetic field. Find the radius of the helicla path taken by the proton beam and the pitch of the helix.