Author Question: During a reaction, 1.7 10-4 J of energy is released. What change of mass would cause this? A) ... (Read 144 times)

crobinson2013 · **on:** Jul 27, 2018

During a reaction, 1.7 10-4 J of energy is released. What change of mass would cause this?

A) 5.1 10-4 kg
B) 4.3 10-11 kg
C) 1.5 10-13 kg
D) 4.8 10-18 kg
E) 1.9 10-21 kg

Question 2

The moment of inertia of a solid cylinder about its axis is given by 0.5MR2. If this cylinder rolls without slipping, the ratio of its rotational kinetic energy to its translational kinetic energy is

A) 1:2
B) 1:3
C) 2:1
D) 1:1
E) 3:1