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1- Wavelengths shorter than 30 cm are called microwaves. ....2-A CPU is similar to a calculator, only much more powerful. ..3-They perform a more complex function, such as sorting a set of names.....4-The transistor has the potential to work faster and more reliably and to consume much less power than a vacuum tube.....5-Programs are often written as a set of smaller pieces...6-Engineering is one of the oldest professions in the world. ..7-The best known spectacular engineering feat are the pyramids of ancient Egypt. ....8-Computer scientists are making operating systems easier to use, more secure, and more efficient ....9-More recent specialties within the electrical-engineering field include medical engineering and computer engineering. ....10-The newest of the four engineering disciplines is chemical engineering. ..11-Most antennas for radio and television consist of metal wires or rods connected to the transmitter or receiver. ....12-As transport planes become faster and faster, pilots and passengers are able to travel across many time zones in less than a day. ....13. Una calculadora es ms potente que una CPU. ..14. Son cada vez menos-............................................................................................................................15. Trigonometra es menos interesante que Optica.............................................................................................................................16. Roberto es menos inteligente que Juan .............................................................................................................................17. Roberto es ms inteligente que Juan.............................................................................................................................18. Roberto es tan inteligente como Juan.............................................................................................................................19. Roberto no es tan inteligente como Juan.............................................................................................................................20. Este edificio es tan alto como aquella torre.............................................................................................................................21. Susana no es tan delgada como Mara.............................................................................................................................22. Una lnea recta es la distancia ms corta entre dos puntos.............................................................................................................................23. La mayora de los circuitos integrados son trozos pequeos de silicio.............................................................................................................................24. El torno es una de las ms antiguas y ms importantes herramientas mecnicas.........................................................................................................................................................................................................................................................25. Una PC es ms pequea, menos cara y ms fcil de usar que otras computadoras.........................................................................................................................................................................................................................................................26. El baco es la forma ms antigua y ms simple de dispositivo computacional digital.........................................................................................................................................................................................................................................................27. El tipo ms comn de coprocesador es el coprocesador de punto flotante.........................................................................................................................................................................................................................................................
28. The most accurate instrument for the determination of voltage, resistance, or direct current is the potentiometer.
........................................................................................................................................................................................................................................................29. High resolution is related to the number of pixels (dots) used to create the image: the more the pixels, the greater the resolution. The fewer the pixels, the lower the resolution.
....................................................................................................................................................................................................................................................................................................................................................................................30. The higher the frequency of the incident radiation, the greater is the electron energy.........................................................................................................................................................................................................................................................31. The larger the capacitor, the smaller is the amount of ripple in the voltage.........................................................................................................................................................................................................................................................