Block a (0

question 30

Multiple Choice

Block A (0.40 kg) and block B (0.30 kg) are on a frictionless table (see figure) .Spring 1 connects block A to a frictionless peg at 0 and spring 2 connects block A and block B.When the blocks are in uniform circular motion about 0,the springs have lengths of and ,as shown.The springs are ideal and massless,and the linear speed of block B is .If the spring constant of spring 1 is equal to ,the unstretched length of spring 1 is closest to

• A) 0.51 m.
• B) 0.52 m.
• C) 0.53 m.
• D) 0.54 m.
• E) 0.55 m.

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Definitions:

New Deal Philosophy

The set of government policies introduced by President Franklin D. Roosevelt in the 1930s to recover from the Great Depression.

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The fundamental facilities and systems serving a country, city, or area, including transportation, communication, sewage, water, and electric systems necessary for a society to function.

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A surname associated with two prominent American presidents, Theodore Roosevelt and Franklin D. Roosevelt, who served in the early and mid-20th century, respectively.