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A charge having q/m equal to 10^8 c/kg and with velocity 3×10^5 m/s enters into a uniform magnetic field B= 0.3 Tesla at an angle of 30 with direction of field. Then radius will be?
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A charge having q/m equal to 10^8 c/kg and with velocity 3×10^5 m/s en...
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A charge having q/m equal to 10^8 c/kg and with velocity 3×10^5 m/s en...
**Given information:**
- Charge-to-mass ratio (q/m) = 10^8 C/kg
- Velocity (v) = 3 × 10^5 m/s
- Magnetic field (B) = 0.3 Tesla
- Angle between the velocity and magnetic field (θ) = 30 degrees

**Explanation:**

1. The force experienced by a charged particle moving through a magnetic field is given by the equation: F = qvBsinθ, where q is the charge, v is the velocity, B is the magnetic field, and θ is the angle between the velocity and magnetic field.

2. The force experienced by the charged particle is centripetal in nature and is given by the equation: F = mv^2/r, where m is the mass of the charged particle and r is the radius of the circular path.

3. Equating the two forces, we have: qvBsinθ = mv^2/r

4. Rearranging the equation, we get: r = mv/(qBsinθ)

5. Substituting the given values, we have: r = (10^8 C/kg) × (3 × 10^5 m/s) / ((0.3 Tesla) × sin(30°))

6. Evaluating the expression, we get: r = (10^8 C/kg) × (3 × 10^5 m/s) / ((0.3 Tesla) × 0.5)

7. Simplifying further, we get: r = (10^8 C/kg) × (3 × 10^5 m/s) / (0.15 Tesla)

8. Multiplying the values, we get: r = 3 × 10^13 m^2/s^2

9. Simplifying further, we get: r = 3 × 10^13 m

**Answer:**
The radius of the charged particle's path is 3 × 10^13 meters.

Note: Please note that the equation used to calculate the radius assumes that the charged particle is moving in a uniform magnetic field and experiences a force perpendicular to its velocity.
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