An α particle moves perpendicular to a constant magnetic field of strength 1.2 T in a circular path of
radius 0.7 m. The speed of α particle in ms-1
is ______________
a) 2.7 × 107
b) 2.6 × 107
c) 3.2 × 107
d) 2.0 × 107
radius 0.7 m. The speed of α particle in ms-1
is ______________
a) 2.7 × 107
b) 2.6 × 107
c) 3.2 × 107
d) 2.0 × 107