[" Consider the motion of a positive point charge in a region where there are simultaneous uniform "],[" attric and magnetic fields "vec E=E_(i)hat j" and "vec B=B_(ij)" .At time "t=0" ,this charge has viocity "vec r" in the "],[" pliane,making an angle "theta" with the x-axis.Which of the following oppion (s) is (are) comeat "],[" time "t>0" ."]

Consider the motion of a positive point charge in a region where there are simultaneous uniform electric and magnetic fields vecE=E_(0)hatj and vecB=B_(0)hatj . At time t-0 , this charge has velocity v in the x-y plane, making an angle theta with the x- axis. Which of the following option (s) is (are) correct for time tgt0 ?

Consider the motion of a positive point charge in a region where area simultaneous uniform electric and magnetic fields vec(E) = E_(0) hat(j) and vec(B) = B_(0) hat(j) . At time t = 0 , this charge has velocity vec(v) in the x-y plane , making an angle theta with the x-axis . Which of the following option(s) is (are) correct for time t gt 0 ?

Consider the motion of a positive point charge in a region where there are simultaneous uniform eletric and magnetic field E=E_0hatj and B=B_0hatj . At time t=0 , this charge has velocity v in the x-y-plane making an angle theta with the x-axis. Which of the following option(s) is (are) correct for time tgt0? a. If theta=0^0 the charge moves in a circular path in the xy-plane. b.If theta=0^0 the charge undergoes helical motion with constant pitch along the y-axis. c. If theta=1 0^0 the charge undergoes helicalmotion with its pitch increasing with time along the y -axis. d. If theta=90^@ the charge undergoes linear but accelerated motion along the y -axis.

Consider the motion of a positive point charge in a region where there are simultaneous uniform electic and magnetic field E=E_0hatj and B=B_0hatj . At time t=0 , this charge has velocity v inn the xy-plane making an angle theta with the x-axis. Which of the following option(s) is (are) correct for time tgt0? If theta=0^0 the charge moves in a circular path in the xy-plane. b. If theta=0^0 the charge undergoes helical motion with constant pitch along the y-axis. c. If theta=10^0 the charge undergoes helicalmotion with its pitch increasing with time along the y -axis. d If theta=90^@ the charge undergoes linear but accelerated motion along the y -axis.

A particle of charge q and mass m starts moving from the origin under the action of an electric field vec E = E_0 hat i and vec B = B_0 hat i with a velocity vec v = v_0 hat j . The speed of the particle will become 2v_0 after a time.

A particle of charge q and mass m starts moving from the origin under the action of an electric field vec E = E_0 hat i and vec B = B_0 hat i with a velocity vec v = v_0 hat j . The speed of the particle will become 2v_0 after a time.

A particle of charge q and mass m starts moving from the origin under the action of an electric field vec E = E_0 hat i and vec B = B_0 hat i with a velocity vec v = v_0 hat j . The speed of the particle will become 2v_0 after a time.

A particle of charge q and mass m starts moving from the origin under the action of an electric field vec E = E_0 hat i and vec B = B_0 hat i with a velocity vec v = v_0 hat j . The speed of the particle will become 2v_0 after a time.