A 60.0-Hz AC generator with a peak voltage of 110 V drives a series RC circuit with R = 10.0 ? and C = 300 ?F. The power factor, cos ?, is
a. ?1.00.
b. ?0.749.
c. +0.749.
d. +0.834.
e. +1.00.
c
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A gas in which the pressure no longer depends on the temperature of the gas is said to be ____________________
Fill in the blank(s) with correct word
On the Kelvin scale the temperature is proportional to the average kinetic energy of the atoms or molecules whose temperature is being measured
Indicate whether the statement is true or false
The Kuiper Belt is found where in the solar system?
A) among the orbits of the terrestrial planets B) beyond the orbit of Neptune C) between the orbits of Mars and Jupiter D) between the orbits of Jupiter and Uranus E) sixty degrees ahead of or behind Jupiter
The ratio of the mass of object A to the mass of object B is 2:1 and the ratio of their speeds is 1:2 in the same order. What is the ratio of their kinetic energies?
A) 1:2 B) 2:1 C) 3:1 D) 1:3 E) 1:4