A Particle Starts from Rest at Time T = 0

question 23

Multiple Choice

A particle starts from rest at time t = 0 and moves along the x axis.If the net force on it is proportional to t, its kinetic energy is proportional to:

• A)t
• B)t²
• C)t⁴
• D)1/t²
• E)none of the above

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Definitions:

Spindle

Temporary structure that moves chromosomes during nuclear division; consists of microtubules.

Motor Proteins

Proteins that convert chemical energy into mechanical work, moving along cytoskeletal filaments to transport cargo, contract muscles, or enable cell motility.

Microtubules

Cylindrical structures found in cells, crucial for maintaining cell shape, cell division, and intracellular transport.