A solenoid with n1 = 1200 turns/m and a current I1 = 2.5 A is filled with a paramagnetic material at a temperature T1 = 320 K
A second solenoid with n2 = 1000 turns/m and a current I2 = 0.85 A is filled with the same paramagnetic material at a different temperature T2. The magnetizations are the same in both cases. What is the value of T2?
A)
256 K
B)
150 K
C)
67 K
D)
91 K
E)
201 K
D
You might also like to view...
We know the white dwarf star Sirius B has a mass comparable to the Sun because
a. of its measured color. b. of its measured temperature compared to Sirius A. c. it is part of binary star system with Sirius A.
Charon's orbit
A) is retrograde. B) lies exactly in Pluto's orbital plane. C) is highly inclined to Pluto's orbital plane. D) is perpendicular to Pluto's equator. E) has not been determined yet.
The mass of 12C is 12 u, where 1 u = 1.660559 × 10^-27 kg. This mass is equal to:
a. the mass of the 12C nucleus plus 6 electrons. b. the mass of the 12C nucleus plus 12 electrons. c. the mass of the 12C nucleus. d. the mass of 6 protons and 6 neutrons.
Graphical Analysis: An object is moving with constant non-zero acceleration in the +x direction. The position versus time graph of this object is
A. a horizontal straight line. B. a vertical straight line. C. a straight line making an angle with the time axis. D. a parabolic curve.