Electrons Are Accelerated Through a Potential Difference of 90 $\times$ 10¹⁹ Hz
B) 2

question 66

Multiple Choice

Electrons are accelerated through a potential difference of 90.0 kV and directed at a tungsten target to produce x-rays.What is the cutoff frequency in the x-ray spectrum produced?

• A) 2.17 \(\times\) 10¹⁹ Hz
• B) 2.10 \(\times\) 10¹⁹ Hz
• C) 1.17 \(\times\) 10²¹ Hz
• D) 9.25 \(\times\) 10²¹ Hz
• E) 6.20 \(\times\) 10¹⁵ Hz

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Definitions:

CCA Class

In Canadian taxation, a way to categorize depreciable properties for the purpose of Capital Cost Allowance calculations.

Break-Even Lease Payment

The lease payment at which the net present value of leasing costs equals the net present value of purchasing the asset.

Cost Of Debt

The effective rate that a company pays on its total debt, acting as a measure to understand the financial health and leverage of a company.

CCA Class

Refers to the Canadian tax system's categorization of depreciable property into classes, with each class having its own rate for capital cost allowance purposes.