Consider a situation where you exert a force F on a crate of mass m, moving it at a speed v a distance d across a floor in a time interval t.The potential energy of the crate is __________
Fill in the blank(s) with correct word
zero
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In a series LRC circuit the rms voltage across the resistor is 80.0 V, across the capacitor is 120 V, and across the inductor is 60.0 V. If 1.50 A rms is flowing in this circuit, what is the average power dissipated?
A. 200 W B. 120 W C. 80.0 W D. 60.0 W E. 40.0 W
____________ pushed gas and dust particles out of the solar nebula by the light from the Sun
a. Radiation pressure b. Outgassing c. Condensation d. Accretion e. Differentiation
Small deviations in a planet's orbital motion
A) indicate the presence of an extensive atmosphere. B) imply the nearby presence of a massive body. C) indicate the presence of a powerful magnetic field. D) show the planet's orbit isn't stable. E) show we don't fully understand gravitational forces yet.
If two atoms have equal electronegativity, a bond formed between them is generally
a. ionic. b. nonpolar. c. very weak. d. polar.