Answer:
Explanation:
Given
Velocity of point is given by 
To get maximum or minimum velocity differentiate v w.r.t t

so
should be equal to zero


i.e. 
You have to decrease the length of the pendulum by 4 times in order to make the clock go 2 times faster
Answer:
- Miguel should hand the phone over to a medical personnel.
- A nurse or a physician will respond to the call
Explanation:
From chapter 2 of the book: Medical Assisting: Administrative Skills, Miguel Perez is an administrative assistant. The duties of an administrative assistant in an healthcare professional setting range from performing medical clerical services like keeping patient's files organized, scheduling appointments and answering calls.
So, when a patient has medical concerns and calls the doctor's office, Miguel should answer the phone, know the patient's concerns, put the patient on hold and hand the phone over to a medical personnel - either a nurse or a physician. This is because Miguel is not a trained healthcare professional and cannot offer medical advice or assistance.
Answer:
b)
Explanation:
Given that
The power source still connects it means that the voltage difference will be same in above both condition
As we know that

Or we can say that
----1
Where d is the distance between two plates ,A is the area.
When K=4.2 and distance become double

----2
Now from equation 1 and 2

So
