Author Question: If 2.0 kg of water at 0C is to be vaporized, how much heat must be added? A) 1080 cal B) ... (Read 74 times)

Deast7027 · **on:** Jul 29, 2018

If 2.0 kg of water at 0C is to be vaporized, how much heat must be added?

A)

1080 cal

B)

1080 kcal

C)

1140 cal

D)

1280 cal

E)

1280 kcal

Question 2

Comparing the mutual inductance M12 of coil 1 with respect to coil 2 with the mutual inductance M21 of coil 2 with respect to coil 1, it turns out that

A)

M21 is always greater.
B)

M12 > M21.
C)

M12 < or = M21.
D)

M12 = M21.
E)

M12 is always greater.