A CD with a Diameter of 12

question 26

Multiple Choice

A CD with a diameter of 12.0 cm starts from rest and with a constant angular acceleration of 1.0 rad/sec² acquires an angular velocity of 5.0 rad/sec.The CD continues rotating at 5.0 rad/sec for 15.0 seconds and then slows to a stop in 12.0 second with a constant angular deceleration.What is the tangential velocity of a point 4.0 cm from the center at the time 10.0 seconds from the start?

• A) 0.50 rad/s
• B) 0.40 rad/s
• C) 0.30 rad/s
• D) 0.20 rad/s
• E) 0.10 rad/s

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Definitions:

Acquired Immunodeficiency

Acquired immunodeficiency is a condition characterized by the progressive failure of the immune system, often resulting from infection with specific viruses like HIV.

AIDS

is an advanced stage of HIV infection where the immune system is severely compromised, making the body more vulnerable to infections and diseases.

SCID

Severe Combined Immunodeficiency, a genetic disorder characterized by a severely compromised immune system, making individuals highly susceptible to infections.

MHC Incompatibility

A condition where the Major Histocompatibility Complex antigens between two individuals are so different that it can lead to rejection of transplanted tissues or organs.