A 70-Kg Block on a Horizontal Frictionless Surface Is Attached to to a Light

question 45

Multiple Choice

A 7.0-kg block on a horizontal frictionless surface is attached to a light spring (force constant = 1.2 kN/m) .The block is initially at rest at its equilibrium position when a force of magnitude P acting parallel to the surface is applied to the block,as shown.When the block is 8.0 cm from the equilibrium position,it has a speed of 0.80 m/s.How much work is done on the block by the force P as the block moves the 8.0 cm?

• A)7.4 J
• B)5.4 J
• C)6.1 J
• D)6.7 J
• E)4.9 J

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Definitions:

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The process by which different cognitive schemas or mental structures are integrated and managed effectively.

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The process by which individuals or groups absorb and integrate the culture, values, and traditions of another society or group.

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A type of plastic material characterized by its ability to bend or flex without breaking, widely used in various applications for its versatility.