If bulb C were unscrewed: _________

a. bulb A and bulb B would be equally bright.
b. bulb A would be brighter than bulb B.
c. bulb A would be dimmer than bulb B.
d. bulb A would go out.
e. bulb B would go out.


a

Physics & Space Science

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The bob of a simple pendulum has its maximum kinetic energy at the

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Very importantly, a hydraulic press can multiply

A) forces. B) pressures. C) energy. D) all of the above E) none of the above

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An interval of one Celsius degree is equivalent to an interval of:

a. one Fahrenheit degree. b. one kelvin. c. 5/9 Fahrenheit degree. d. 5/9 kelvin.

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An electromagnetic wave with a peak magnetic field component of 3.2 × 10^-7 T carries what average power per unit area? (m0 = 4p × 10^-7 T×m/A, e0 = 8.85 × 10^-12 C2/N×m2, and c = 3.00 × 10^8 m/s)

a. 12 W/m2 c. 2.7 W/m2 b. 3.0 W/m2 d. 1.3 W/m2

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