When 5.00 A is flowing through an 10.0-? device, how much power is being dissipated in the device?
A) 50.0 W
B) 250 W
C) 500 W
D) 2.50 kW
B
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When ?-phase iron is in equilibrium with iron carbide, the iron atoms in the two phases have equal _____________.
Fill in the blank(s) with the appropriate word(s).
Which one of the following is the correct electronic configuration for the sodium atom?
A) 1 s12 s23 p62 s2 B) 1 s22 s13 p62 s2 C) 1 s12 s22 p6 D) 1 s22 s22 p63 s2 E) 1 s22 s22 p63 s1
A soap bubble with air on both sides has an index of refraction of 1.33. What minimum thickness of the wall of this bubble will ensure maximum reflectance of normally incident light having a wavelength of 530 nm?
What will be an ideal response?
A train starts from rest and accelerates uniformly until it has traveled 2.1 km and acquired a forward velocity of The train then moves at a constant velocity of for 400 s. The train then slows down uniformly at until it is brought to a halt
The distance traveled by the train while slowing down is closest to A) 4.4 km. B) 4.2 km. C) 4.0 km. D) 3.8 km. E) 3.6 km.