Correct answer
D. Momentum is not conserved
Explanation
Momentum is not conserved is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.
One kilowatt hour is the amount of energy delivered during _______________?
Two identical metal balls with charges + 2Q and – Q are separated by some distance, and exert a force F on each other. They are joined by a conducting wire, which is then removed. The force between them will now be_________?
Which one is the best material for making connecting wires ?
The thrust on the rocket in the absence of gravitational force of attraction is__________________?
The mass of an object will get doubled at the speed of __________?
The relation between linear and angular acceleration is______________?