10. The radius of a soap bubble is increased
from (1/√π) cm to (2/√π) cm. If the surface tension of water is 30 dynes per cm, then the work done will be
(a) 180 ergs
(b) 360 ergs
(c) 720 ergs
(d) 960 ergs
Ans. c
(11)
5/5 - (1 vote)
Related Posts:
- Gravitation Questions Physics
- POLLUTION BIOLOGY
- Mountain Passes in India Question Bank
- CONSERVATION OF NATURAL RESOURCES BIOLOGY
- CENTRAL WAREHOUSE CORPORATION RECRUITMENT 2019 New Vacancies
- Central Warehousing Corporation Recruitment 2020 Courses
- ORGANISMS AND ENVIRONMENT BIOLOGY
- @@ SSC CGL (Tier - 2) Online Exam Paper - 2017 "held…
- ECOSYSTEM | STRUCTURE AND FUNCTIONS BIOLOGY
- ECOLOGICAL PLANTS GROUPS AND SUCCESSION BIOLOGY
Powered by Contextual Related Posts
You may also like
Best Physics coaching Teacher in Chandigarh Mohali At Flame Institute, our physics teacher is highly experienced, specializing in preparing students for IIT-JEE physics, NEET physics, and CBSE physics exams. Our classes focus on building a strong foundation in mechanics, thermodynamics, …
(a) – 5 J (b) – 10 J (c) – 15 J (d) – 20 J Answer-a (118)
(a) 34 J (b) 70 J (c) 84 J (d) 134 J Answer-d (202)