A Physicist Claims That She Has Found a New Particle

question 109

Multiple Choice

A physicist claims that she has found a new particle with a mass 200 000 times the mass of the proton (1.67 * 10 ^{- 27} kg) and a charge of 3.20 *10 ^{- 19} C.If she is correct,such a particle traveling in a circle in a uniform 5.00 T magnetic field at a velocity of 2 500 m/s will have a radius of

• A)0.261 m.
• B)0.522 m.
• C)1.04 m.
• D)3.27 m.
• E)3.13 *10²⁶ m.

---

Definitions:

Three Decimal Places

Refers to numbers that are rounded or precise to the third digit after the decimal point.

\(100e^{-0.5x}\)

This represents an exponential expression used in various mathematical and scientific calculations.

Three Decimal Places

Refers to a numerical value rounded or fixed to have exactly three digits to the right of the decimal point.

\(70e^{-0.5x}\)

An exponential function representing growth or decay, where 70 is the initial quantity and \(-0.5x\) adjusts the rate of increase or decrease.