A 1.0-?F and a 2.0-?F capacitor are connected in series across a 3.0-V voltage source
(a) What is the charge on the 1.0-?F capacitor?
(b) What is the voltage across the 2.0-?F capacitor?
(a) 2.0 µC (b) 1.0 V
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Two harmonic waves are described by
What is the amplitude of the resultant wave?
A. 8.0 m B. 4.3 m C. 6.0 m D. 3.2 m E. 3.0 m
Dana uses a rope to pull a box that weighs 300 N across a level surface with constant velocity. The rope makes an angle of 30° above the horizontal and the tension in the rope is 50 N. What is the coefficient of friction?
a. 0.35 c. 0.16 b. 0.29 d. 0.20
If you were on the Moon during a total lunar eclipse, the Sun would be hidden behind Earth
a. True b. False Indicate whether the statement is true or false
A small piece of debris that burns up in the atmosphere is called a
A) meteor B) meteorite C) asteroid D) meteoroid