No device is possible whose sole effect is to transform a given amount of heat completely into work
Indicate whether the statement is true or false
TRUE
You might also like to view...
A rocket is moving at 1/4 the speed of light relative to Earth. At the center of this rocket, a light suddenly flashes. To an observer at rest in the rocket,
A) the light will reach the front of the rocket at the same instant that it reaches the back of the rocket. B) the light will reach the front of the rocket before it reaches the back of the rocket. C) the light will reach the front of the rocket after it reaches the back of the rocket.
What does Hubble's law imply about the history of the universe?
A) The universe must be infinitely old and huge. B) The universe had a beginning and has expanded since, giving it a finite age. C) The Milky Way lies exactly at the center of this expansion. D) The redshifts will lengthen with time due to dark energy. E) The redshifts will turn to blue shifts as universe contraction follows the expansion.
A telescope has an angular magnification of 250. when operated with a 20. mm eyepiece. What is the focal length of the objective?
A) 5.0 cm B) 25. meters C) 5000. cm D) 5.0 meters E) 2.5 m
At Titan, the lakes are made mostly of liquid
A) metallic hydrogen. B) nitrogen. C) carbon dioxide. D) methane. E) water.