An Alpha Particle (M = 6

question 56

Multiple Choice

An alpha particle (m = 6.7 × 10−²⁷ kg, q = +3.2 × 10−¹⁹ C) has a speed of 20 km/s at point A and moves to point B where it momentarily stops. Only electric forces act on the particle during this motion. Determine the electric potential difference V_A − V_B.

• A) +4.2 V
• B) −4.2 V
• C) −9.4 V
• D) +9.4 V
• E) −8.4 V

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Definitions:

Swap Contract

A swap contract is an agreement between two parties to exchange financial instruments or cash flows at a future date based on specified terms.

Specified Cash Flows

Specified Cash Flows refers to particular amounts of money that are expected to be received or paid out at defined times during the life of a financial instrument or investment.

Exchange

Exchange signifies a platform or system where various entities trade commodities, securities, currency, and other instruments.

Future

A financial contract obligating the buyer to purchase, or the seller to sell, a particular asset at a predetermined future date and price.