Register
a 70kg man ascend a flight of stairs of height 4meter in 7secs calculate the power expanded by the man​
31.3k views
16 votes
a 70kg man ascend a flight of stairs of height 4meter in 7secs calculate the power expanded by the man​

User Bitsmuggler
by
8.2k points

1 Answer

7 votes
Since mass is given and time is given and height is also given then g will be 10m/s. M=70kg, h=4m, t=7s. From p=fXs=mgh/t. P=70X10X4/7. P=2800/7=400N. P=400N
User Geegee
by
8.0k points
← Prev Question Next Question →

Related questions

User SteveFerg
asked Jul 21, 2022 142k views
a 70kg man ascend a flight of stairs of height 4meter in 7secs calculate the power expanded by the man​
SteveFerg asked Jul 21, 2022
by SteveFerg
8.2k points
1 answer
15 votes
142k views
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.5m questions

12.2m answers

Other Questions

Which of the objects is living or nonliving: Bacteria, virus, moss, you, a lemon seed, the air, bread, lettuce and rocks?
Why aren't all minerals gemstones?
Two methods of active transport
How can paleontologists help us understand the past
Vesicles that contain a cells digestive enzymes are called ?
Link Copied!