As a star's temperature increases, the frequency of peak emission also increases
Indicate whether the statement is true or false
TRUE
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There is a dislocation with a Burger’s vector between the origin of an FCC copper (Cu) crystal at 0,0,0 and the nearest lattice point in the (001) plane. The Cu lattice parameter is 0.362 nm.
(a) What is the Burger’s vector of this dislocation, in vector notation? (b) What is the magnitude of the Burger’s vector?
A point charge (5.0 pC) is located at the center of a spherical surface (radius = 2.0 cm), and a charge of 3.0 pC is spread uniformly upon this surface. Determine the magnitude of the electric field 1.0 cm from the point charge
a. 0.72 kN/C b. 0.45 kN/C c. 0.63 kN/C d. 0.90 kN/C e. 0.18 kN/C
If you feel a centrifugal force pulling you to the outside of a rotating circular wall:
a. you are correct about what is happening. b. the circular wall actually is pushing on you. c. you are experiencing a linear force. d. the centripetal force inward balances the centrifugal force outward, and you feel no net force. e. you are only experiencing half of what is happening; you are being pulled to the outside of the circle and the outside of the circle is also pushing on you.
The energy used by a 100 watt light bulb in 1 hour is __________
Fill in the blank(s) with correct word