An Electron Q = -1

question 35

Multiple Choice

An electron q = -1.6 × 10^-19 C) is traveling east with an instantaneous velocity of 2.5 × 10⁵ m/s when it enters a uniform magnetic field B of 0.45 T that points 35º north of east. What are the magnitude and direction of the force on the electron?

• A) 1.8 × 10^-14 N up
• B) 1.5 × 10^-14 N down
• C) 1.5 × 10^-14 N up
• D) 1.0 × 10^-14 N down
• E) 1.0 × 10^-14 N up

Understand the calculation of net float based on account transactions.

Calculate the net cash flow per cheque or per day from adopting new cash management systems.

Analyze the role of the BAT and Miller-Orr models in optimal cash balance and cash management.

Understand the impact of fixed and variable costs on cash management decisions.

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