In an isolated system , the total momentum remains ____________.
Constant
Decrease
Increases
Zero
2. A purpose of the system analysis phase is ____________.
3. What is the chemical name of Vitamin B3?
6. Which of the following disease is caused by bacteria?
7. A load of 200N is lifted by applying an effort of 50N, the mechanical advantage in this case is
9. In the following question, select the odd number pair from the given alternatives.