Four Pendulums Are Hung from a Light Rod That Is

question 10

Multiple Choice

Four pendulums are hung from a light rod that is free to rotate about its long axis. The pendulums have lengths L, 2L, L/2 and L, and masses m, m/2, 2m and 4m respectively. Pendulum 1 is set to swing at its natural frequency. Which of the other three will, over time, also oscillate at the same frequency?

• A) (2)
• B) (3)
• C) (4)
• D) (2) and (3)
• E) all three

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Definitions:

Home Hospice Care

Specialized care designed to provide comfort and support to patients and their families during the final stages of a terminal illness, usually in the patient's home.

Primary Caregiver

The main person who provides daily care and support to someone, typically in a family or by a healthcare professional.

Caregiver Support

Assistance and resources provided to individuals caring for people with disabilities, chronic illnesses, or aging-related needs.

Prehospital Orders

Directives given by healthcare professionals that outline specific interventions or treatments to be administered by emergency medical services before a patient reaches a hospital.