According to Newton's first law, if a body is moving in the absence of any net external force, describe the continuing motion of the object
What will be an ideal response?
in a straight line at constant speed forever
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When a damping force is applied to a simple harmonic oscillator which has angular frequency ?0 in the absence of damping, the new angular frequency ? is such that
a. ? < ?0. b. ? = ?0. c. ? > ?0. d. ?T < ?0T0. e. ?T > ?0T0.
Neptune circles the Sun at a distance of 4.50 × 1012 m once every 164 years. Saturn circles the Sun at a distance of 1.43 × 1012 m. What is the orbital period of Saturn?
A) 304 years B) 121 years C) 109 years D) 88.6 years E) 29.4 years
An electron is placed in a constant electric field of 4.5 × 104 N/C
(a) What is the force on the electron? (b) If the electron is released from rest, what is its speed after 3.0 ps?
Pencil "lead" (graphite) is made primarily of
a. oil. b. PbO2. c. carbon. d. Pb.