Power = work/time
= 500/10
= 50J/s or 50 watt
Answer: I think the answer is D
Explanation: N/A
Answer:
HOPE THIS ANSWER WILL HELP YOU
By law of refraction we know that image position and object positions are related to each other by following relation

here we know that



now by above formula


so apparent depth of the bottom is seen by the observer as h = 3.39 cm