If VA ? VB = 50 V, how much energy is stored in the 54-?F capacitor?
a.
50 mJ
b.
13 mJ
c.
28 mJ
d.
8.9 mJ
e.
17 mJ
b
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A concave mirror has a radius of curvature of 1.0 m. An object is placed 2.0 m in front of the mirror. Determine the location of the image (in cm)
a. 130 b. 83 c. 67 d. 150 e. 200
Earth's continental crust ranges in thickness from about
a. 98 to 140 km. b. 19 to 40 km. c. 5 to 26 km. d. 8 to 16 km.
A square coil, enclosing an area with sides 2.75 cm long, is wrapped with 1 875 turns of wire. A uniform magnetic field perpendicular to its plane is turned on and increases to 0.390 T during an interval of 1.70 s. What average voltage is induced in the coil?
a. 0.325 V b. 0.553 V c. 1.73 V d. 0.118 V e. 1.82 V
A solid object labeled A weighs more than another solid object labeled B. Which of the following are true?
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