Author Question: Whenever the net force on an object is zero, its acceleration A) may be zero. B) is zero. C) ... (Read 31 times)

Wadzanai · **on:** Jul 29, 2018

Whenever the net force on an object is zero, its acceleration

A) may be zero.
B) is zero.
C) and velocity are the same.
D) none of the above

Question 2

A 1.00-kg piece of iron at 655C is dropped into a calorimeter of negligible heat capacity containing 50.1 g of water at 30C. What is the final temperature of the system? The specific heat of iron is 448 J/(kg K).

the specific heat of steam is 2010 J/(kg K). and the latent heat of vaporization of water is 22.6 105 J/kg. A) 100C
B) 210C
C) 320C
D) 430C
E) 635C