Question

An electron (mass = 9 × 10⁻³¹ kg, charge = 1.6 × 10⁻¹⁹ C) moving with a velocity of 10⁶ m/s enters a magnetic field. If it describes a circle of radius 0.1m, then strength of magnetic field must be(a) 4.5 × 10⁻⁵ T(b) 1.4 × 10⁻⁵ T(c) 5.5 × 10⁻⁵ T(d) 2.6 × 10⁻⁵ T

Answer 1

option C should be the answer

Answer 2

Ahola!!



Question :
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An electron (mass = 9 × 10⁻³¹ kg, charge = 1.6 × 10⁻¹⁹ C) moving with a velocity of 10⁶ m/s enters a magnetic field. If it describes a circle of radius 0.1m, then strength of magnetic field must be(a) 4.5 × 10⁻⁵ T(b) 1.4 × 10⁻⁵ T(c) 5.5 × 10⁻⁵ T(d) 2.6 × 10⁻⁵ T


Answer :
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c) 5.5 × 10⁻⁵ T


HöPe ïT hèLps