Science, asked by okasuwish, 2 days ago

guys please help me !!!
I'll surely mark u brainliest if u answer it correctly

Attachments:

Answers

Answered by CB7th

1

Answer:

4 metres

Explanation:

when object is in air, the only energy it has is gravitational potential energy, provided air drag is negligible

so mgh = energy = 640 J

640 = 16 × 10 × h

on solving, h = 4 metres above the ground

Previous Question

Next Question

Similar questions

Science, 1 day ago

Writing on paper with pen.

Math, 1 day ago

plz give me right answer of this question a. 0.6 m/s b. 10 m/s c. 5.4 m/s d. 3.6 m/s.

Geography, 1 day ago

Industries that are concentrated near the source of their raw materials, include industries which a. use heavy bulky raw materials b. use light and easy to transport raw materials C. use raw materials which are not perishable d. use a lot of power...

Chemistry, 2 days ago

Which of the following is different from the group? 1. calcium nitrate 2.zinc nitrate 3. copper nitrate 4. sodium nitrate...

Chemistry, 2 days ago

Conductivity of neutral and polluted water...

English, 8 months ago

iu boy] Write a letter to the Editor of an English daily expressing your grave oncern on the rampant use of Plastic Carry Bags using the following 10 oints :...

Social Sciences, 8 months ago

The______ is a method of voting that ensures that all votes are cast in secret.

Business Studies, 8 months ago

साख पत्र क्या है इसकी विशेषताएँ बताइये...