SU: 15
• How are power and focal length related?
a
Focal length is reciprocal of p...
Physics, 27.03.2020 19:25, presasjenifer1
SU: 15
• How are power and focal length related?
a
Focal length is reciprocal of power
Focal length is reciprocal of the
square of power
C
Focal length is equal to power
d
None of the above
Answers: 3
Physics, 22.06.2019 17:30, HernanJe6
Four objects each with charge +2.0×10−7c are located at the corners of a square whose sides are 2.0 m long. part a what quantities can be determined using this information? check all that apply. the electric force on a charged object placed at the center of the square. the mass of each object. the total electric potential energy of the system consisting of the four charged objects. part b find the electric force on a charged object placed at the center of the square.
Answers: 1
Physics, 22.06.2019 19:30, 27lcasselberry
Which of these has some mechanical energy? a. an atom b. heat inside earth c. a book on a shelf d. the fire from a lit match
Answers: 1
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