A Block Is Placed in Oscillation on a Frictionless Horizontal

question 37

Multiple Choice

A block is placed in oscillation on a frictionless horizontal surface attached to a spring that is also attached to a wall.If,when stretched away from equilibrium by 15 cm and released,it oscillates with a period of 0.25s,and if the mass of the block is 15 kg,what force was required to stretch the spring by the initial 15 cm?

• A) 230 N
• B) 450 N
• C) 710 N
• D) 360 N
• E) 1400 N

Recognize the importance of investigative journalism in uncovering significant social issues.

Understand methods by which reports, especially involving scientific issues, can be inaccurately presented or biased.

Understand the influence and manipulation tactics of government officials on news dissemination.

Recognize the alleged media biases and their implications on public perception.

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