An object having a mass m and moving with a speed V has a kinetic energy, which is equal to

a. mV
b. mV2
c. ½ mV2
d. ½ mV


c. ½ mV2

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Un soporte en U con dos patas dobladas en ángulos de 90 grados en direcciones opuestas se conoce como _____.

a. exhibidor b. silla alta c. silla de vigueta d. larguero para losa

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A soil with a bulk density equal to 0.35 mg/m3 is most likely what type of soil?

A) an Ultisol B) a Vertisol C) a well-structured garden soil D) a peat soil E) a compacted urban soil

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What is the purpose of an isolator?

A. Allows optical power to flow in one direction only B. Reduces the received signal level C. Used in simplex systems where a single optical signal is divided and sent to several receivers D. Combines or divides two or more optical signals

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The field strength in which the AC brushless servo motor winding is varied to control the speed or position of the rotor is __________.

A. auxiliary B. main C. both windings D. none of the above

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