Answer:
Explanation:
since force is applied downwards at some angle with the horizontal
so here we will have
now we know that the box will not move if applied force is balanced by frictional force on it
so we will have
so here we can say
The answer is D I took the test
Answer:
9 joules of heat energy was produced
Explanation: there is no acceleration therefore its not a kinetic energy
Energy= force × distance
= 3×3
=9
Explanation:
Sorry but thee is none options for me to choose