With the X Axis Horizontal and the Y Axis Vertically

question 49

Multiple Choice

With the x axis horizontal and the y axis vertically upward, the change in the horizontal component of velocity, Δv_x, and the change in the vertical component of velocity, Δv_y, of a projectile are related to the time since leaving the barrel, Δt, as

• A)Δv_x = 0; Δv_y = 0.
• B)Δv_x = gΔt; Δv_y = 0.
• C)Δv_x = 0; Δv_y = gΔt.
• D)Δv_x = 0; Δv_y = −gΔt.
• E)Δv_x= gΔt; Δv_y = −gΔt.

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Definitions:

Investment

The allocation of resources, usually money, in the expectation of generating an income or profit.

Personal Expense

Expenses incurred by individuals for non-business-related activities, often not tax-deductible.

Goodwill Method

An accounting approach for handling goodwill during a business combination, where goodwill is not amortized but tested annually for impairment.

Capital Balances

The amounts shown in a company’s books representing the capital owned by partners or shareholders.