Find the energy of a photon whose frequency is 5 × 10^12 Hz
3.32 × 10^?21 J
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A supernova can occur when:
a) a massive star is on the Main Sequence b) the center of a 1 solar mass star stops burning Hydrogen in its core c) material from a companion star falls onto a white dwarf d) material from a red supergiant falls into a black hole e) a low mass star is on the Main Sequence
What is the average power dissipation in an RLC series circuit with R = 10?, L = 0.1 H, C = 10 ?F when driven at resonance by a 100 V-rms source?
a. 100 W b. 500 W c. 1000 W d. 2 kW e. 700 W
When an unstable Arsenic nucleus undergoes alpha decay, the nucleus formed is that of
a. Arsenic. b. Bromine. c. Germanium. d. Gallium. e. Selenium.
Explain an action-reaction force pair in your own words. When I am standing on the ground at rest, the ground pushes up on my feet and gravity pulls down on me. Do these forces have the same magnitude? Is this an action-reaction pair? Why or why not?