Author Question: Fission and fusion reactions have in common _______. a. absorption of energy in the nuclear ... (Read 116 times)

DyllonKazuo · **on:** Jul 28, 2018

Fission and fusion reactions have in common _______.
a. absorption of energy in the nuclear reaction
b. high temperature requirements
c. liberation of neutrons
d. loss of mass of products over reactants
e. gain in mass of products over reactants.

Question 2

An amusement ride consists of a car moving in a vertical circle on the end of a rigid boom. The radius of the circle is 10 m. The combined weight of the car and riders is 5.0 kN. At the top of the circle the car has a speed of 5.0 m/s which is not changing at that instant. What is the force of the boom on the car at the top of the circle?
a. 3.7 kN down
b. 1.3 kN down
c. 6.3 kN up
d. 3.7 kN up
e. 5.2 kN down