An ideal Carnot engine operates between a high temperature reservoir at and a river with water at If it absorbs of energy each cycle, how much work per cycle does it perform?
A) 1642 J
B) 2358 J
C) 1483 J
D) 2517 J
A
You might also like to view...
Velma passes Mort at a high speed. Each holds a meter stick, oriented perpendicular to the direction of relative motion. Mort observes that
A) his meter stick is 1 m long, and Velma's meter stick is longer than 1 m. B) his meter stick and Velma's meter stick are both shorter than 1 m. C) his meter stick and Velma's meter stick are both 1 m long. D) his meter stick is longer than 1 m, and Velma's meter stick is 1 m long. E) his meter stick is 1 m long, and Velma's meter stick is less than 1 m long.
The axis of a long hollow metallic cylinder (inner radius = 1.0 cm, outer radius = 2.0 cm) coincides with a long wire. The wire has a linear charge density of ?8.0 pC/m, and the cylinder has a net charge per unit length of ?4.0 pC/m. Determine the magnitude of the electric field 3.0 cm from the axis
a. 5.4 N/C b. 7.2 N/C c. 4.3 N/C d. 3.6 N/C e. 2.4 N/C
Which of the following best describes what we mean by the term universe?
A) the sum total of all matter and energy B) a vast collection of stars that number as many as the grains of sand on all the beaches on Earth C) all the galaxies in all the superclusters D) our Milky Way Galaxy
In which season is Earth farthest from the Sun?
A. when it is autumn in North America B. when it is spring in North America C. when it is summer in North America D. when it is winter in North America