<span>1200 meters is less than 1 kilometer
</span>is false
Answer:
hhsjsjjsjsjsjs
Explanation:
Ahajjajakkakajaja 8jsjsjajjajauauauauajajajaja
Answer:
Efficiency of machine=4.9
Explanation:
We are given that
Mass of load=100 kg
Effort=20 N
Velocity ratio=10
We have to find the efficiency of machine.
Load=
Efficiency=
Using the formula
Efficiency of machine=
Efficiency of machine=
Efficiency of machine=4.9
Yes it is true , lightning happens because of the release of static electricity
Answer:
Light does not require any medium to travel because light is a transverse wave
hope it helps