Resistances connected in series all have
A. the same current.
B. the same potential difference.
C. different currents.
D. the same charge.
A. the same current.
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For general projectile motion, which statement is true when the projectile is at the highest point of its trajectory?
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A ball rolls over the edge of a table with a horizontal velocity v m/s. The height of the table is 1.6 m and the horizontal range of the ball from the base of the table is 20 m. What is the initial speed of the ball?
A) 9.8 m/s B) 20 m/s C) 35 m/s D) 4.9 m/s E) 70 m/s
What is the change in area (in cm2) of a 60.0 cm by 150 cm automobile windshield when the temperature changes from 0° C to 36.0° C. The coefficient of linear expansion of this glass is 9.0 × 10^?6/°C
a. 1.6 b. 2.9 c. 3.2 d. 4.9 e. 5.8
The position of a 0.64-kg mass undergoing simple harmonic motion is given by x = (0.160 m) cos (pt/16). What is its position at t = 6.0 s?
a. 0.160 m c. 0.061 m b. 0.159 m d. 0.089 m