Compared to the amount of electric current in the filament of a lamp, the amount of current in the connecting wire is
A) definitely less.
B) often less.
C) actually more.
D) the same.
E) incredibly, all of the above
Answer: D
You might also like to view...
An Olympic skier moving at 22.0 m/s down a 30.0° slope encounters a region of wet snow, of coefficient of friction µk = 0.740 . How far down the slope does she go before stopping?
a. 119 m c. 175 m b. 145 m d. 199 m
Thin strips of iron and zinc are riveted together to form a bimetallic strip that bends when heated. The iron is on the inside of the bend because:
A. it has a higher coefficient of linear expansion B. it has a lower coefficient of linear expansion C. it has a higher specific heat D. it has a lower specific heat E. it conducts heat better
An object falls freely from rest on a planet where the acceleration due to gravity is twice as much as on Earth. In the first 5 seconds it falls a distance of
A) 100 m. B) 150 m. C) 250 m. D) 500 m. E) none of the above
Based on inventoried matter in the universe, including dark matter known to exist in galaxies and clusters, the actual density of the universe is what fraction of the critical density?
A) 1 percent B) 10 percent C) 26 percent D) 74 percent E) 100 percent