A Rod of Length L Is Pivoted About Its Left

question 42

Multiple Choice

A rod of length L is pivoted about its left end and has a force F applied perpendicular to the other end. The force F is now removed and another force F' is applied at the midpoint of the rod. If F' is at an angle of 30^o with respect to the rod, what is its magnitude if the resulting torque is the same as when F was applied?

• A) F
• B) 2F
• C) 3F
• D) 4F

Distinguish between different types of professional networks and their roles in career development.

Appreciate the significance of effective communication and goal-setting within mentoring relationships.

Understand the concept of "six degrees of separation" in the context of professional networking.

Comprehend the benefits and structures of formal and informal mentoring systems.

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Definitions:

cGMP

Cyclic guanosine monophosphate, a secondary messenger used in intracellular signal transduction, influencing cellular processes such as muscle relaxation and phototransduction.

Storage Granules

Organelles within cells that store and secrete various substances like hormones, neurotransmitters, or enzymes until they are needed.

Neurotransmitter

Chemical substances released from neuron endings to transmit signals across synapses to other neurons, muscles, or glands.

Peptide Transmitters

Short chains of amino acids that act as neurotransmitters in the brain.