The metric prefix that means one tenth (1/10) is
a. deka
b. deci
c. centi
d. milli
e. none of these
b
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LR Circuits: A 1.5-H inductor is connected in series with a 200-? resistor through an ideal 15-V dc power supply and an open switch. After closing the, what is the maximum energy that will be contained in the inductor?
A. 1.2 mJ B. 2.2 mJ C. 3.2 mJ D. 4.2 mJ E. 5.2 mJ
The electronvolt is the unit of energy very well suited to describing energies of nucleons and electrons at the atomic level
What will be an ideal response?
The basic function of a carburetor of an automobile is to atomize the gasoline and mix it with air to promote rapid combustion. As an example, assume that 30 cm3 of gasoline is atomized into N spherical droplets, each with a radius of 2.0 × 10^?5 m. What is the total surface area of these N spherical droplets?
The acceleration due to gravity on the surface of Earth is g. Calling R the radius of Earth, at what distance from Earth's center would the acceleration due to gravity drop to g/16?
A) 16 R B) R/16 C) R/4 D) 4 R E) 2 R