CBSE Class 11-science Answered
calculate energy evolved when 8 droplets of water (S.T = 0.072 N/m )of radius 0.5 mm each combine into one drop.
Asked by Arun Iyer | 19 Feb, 2011, 05:20: PM
Expert Answer
Dear student,
n, No. of droplets = 8, r radius of droplet = 0.5mm= 0.5X10^-3m, R- radius of bigger drop
volume of bigger drop = 8X 0.5X10^-3 = 4X1-^-3
Calculate the decease in surface area, = nX4m^2 - 4nR^2
energy liberated = surface tension X decrease in surface area.
Team
Topperlearning.com
Answered by | 21 Feb, 2011, 12:52: PM
Concept Videos
CBSE 11-science - Physics
Asked by rajuinwati12 | 04 Mar, 2024, 09:22: AM
ANSWERED BY EXPERT
CBSE 11-science - Physics
Asked by joelisaacsam | 09 Jan, 2024, 06:31: AM
ANSWERED BY EXPERT
CBSE 11-science - Physics
Asked by rupimadhes | 21 Nov, 2023, 05:31: AM
ANSWERED BY EXPERT
CBSE 11-science - Physics
Asked by arjunsah797 | 12 Mar, 2022, 11:10: AM
ANSWERED BY EXPERT
CBSE 11-science - Physics
Asked by suragimathpraveen2001 | 10 Jan, 2022, 08:06: PM
ANSWERED BY EXPERT
CBSE 11-science - Physics
Asked by raghuvanshisaumya461 | 03 Dec, 2021, 08:05: AM
ANSWERED BY EXPERT
CBSE 11-science - Physics
Asked by abhinavakrishna1009 | 31 Mar, 2021, 11:15: AM
ANSWERED BY EXPERT
CBSE 11-science - Physics
Asked by vanshraaj.ind | 13 Dec, 2020, 06:06: PM
ANSWERED BY EXPERT
CBSE 11-science - Physics
Asked by ashanihalchandani | 26 May, 2020, 09:11: AM
ANSWERED BY EXPERT
CBSE 11-science - Physics
Asked by mahimanaik290 | 10 May, 2020, 12:45: AM
ANSWERED BY EXPERT