A light source is placed 0.5m from a plant. The relative light intensity falling on the plant is 2 units.
The light source is moved to 1m away.
What is the relative light intensity falling on the plant now?
1 )
0.125
2 )
0.25
0.5
4 )
1.0
تحلیل ویدئویی تست
منتظریم اولین نفر تحلیلش کنه!