plz do answer all these ....I will follow u...plz fast it's needed
Attachments:
Answers
Answered by
1
Answer:
11) Uniform circular motion
12) Mechanical equilibrium
13) explain in pic
14) work done F. S
(3i+2j) . (-2i + j)
= -6+2
= -4J
15) 0 because when any object falls from height it is said to have free flow due to gravitational force of Earth.
16) in pic
18) the length of day become 6 hours
20) Newton's third law of motion states that every action has equal and opposite reaction. this means that force always act in pairs. action and reaction forces are equal and opposite but they are not balance force because they act on different object so did not cancel out.
Explanation:
sry dear don't the ans of Q 17 n 19
hope rest will help u
Attachments:
Similar questions