A particle of mass m and positive charge q is projected with a speed of `v_0` in y–direction in the presence of electric and magnetic field are in x–direction. Find the instant of time at which the speed of particle becomes double the initial speed.

A particle of mass m and having a positive charge q is projected from origin with speed v_(0) along the positive X-axis in a magnetic field B = -B_(0)hatK , where B_(0) is a positive constant. If the particle passes through (0,y,0), then y is equal to

A particle of mass m and having a positive charge q is projected from origin with speed v_(0) along the positive X-axis in a magnetic field B = -B_(0)hatK , where B_(0) is a positive constant. If the particle passes through (0,y,0), then y is equal to

A particle of mass m and charge -q is projected from the origin with a horizontal speed v into an electric field of intensity E directed downward. Choose the wrong statement. Neglect gravity

A particle of mass m and charge -q is projected from the origin with a horizontal speed v into an electric field of intensity E directed downward. Choose the wrong statement. Neglect gravity

A particle of mass m and charge -q is projected from the origin with a horizontal speed v into an electric field of intensity E directed downward. Choose the wrong statement. Neglect gravity

A particle having mass m and charge q is projected at an angle of 75° to the horizontal with a speed u. A uniform electric field E=(mg)/(q) exists in horizontal direction. Find the time after projection when the velocity of particle makes an angle of 45° with horizontal.

Positively charged particles are projected into a magnetic field. If the direction of the magnetic field is along the direction of motion of the charged particles, the particles get

Positively charged particles are projected into a magnetic field. If the direction of the magnetic field is along the direction of motion of the charged particles, the particles get

A charged particle (charge q, mass m) has velocity v_(0) at origin in +x direction. In space there is a uniform magnetic field B in -z direction. Find the y coordinate of particle when is crosses y axis.

A charged particle (charge q, mass m) has velocity v_(0) at origin in +x direction. In space there is a uniform magnetic field B in -z direction. Find the y coordinate of particle when is crosses y axis.