A 10-Kg Block Is Pushed Across a Horizontal Surface with a Horizontal

question 88

Multiple Choice

A 10-kg block is pushed across a horizontal surface with a horizontal force of 20 N against a friction force of 10 N.The acceleration of the block is

• A)1 m/s².
• B)2 m/s².
• C)5 m/s².
• D)10 m/s².
• E)none of the above

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Definitions:

Cost of Capital

Cost of capital refers to the minimum rate of return a company must earn on its investments to satisfy its investors, creditors, and other providers of capital.

NPV

Net Present Value, a method for assessing the worth of a project or investment by applying a discount rate to future cash flows to ascertain their current value.

Crossover Rate

The rate at which two projects have the same net present value, used in capital budgeting to compare the attractiveness of different projects.

Mutually Exclusive

Mutually exclusive projects or events are those that cannot occur simultaneously; choosing one option means the other cannot be selected.