45. The force required to take away a flat circular plate of radius 2 cm from the surface of water, will be (the surface tension of water is 70 dyne/cm)
(a) 280 π dyne
(b) 250 π dyne
(c) 140 π dyne
(d) 210 π dyne
Ans. a
(44)
-
Feb 10, 2025
Click Here for Hindi medium NEET Course (252)
-
Feb 4, 2025
Best Career Counsellors in Chandigarh – Transform Your Future with Flame Institute In today’s competitive world, choosing the right career...
-
Sep 17, 2024
Best Physics coaching Teacher in Chandigarh Mohali At Flame Institute, our physics teacher is highly experienced, specializing in preparing students...
-
Sep 5, 2022
(a) – 5 J (b) – 10 J (c) – 15 J (d) – 20 J Answer-a (126)