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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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?
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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
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