Q.
A block of silver of mass 4 kg hanging from a string is immersed in a liquid of relative density 0.72 . If relative density of silver is 10 then tension in the string will be
see full answer
Start JEE / NEET / Foundation preparation at rupees 99/day !!
21% of IItians & 23% of AIIMS delhi doctors are from Sri Chaitanya institute !!
An Intiative by Sri Chaitanya
a
37.12 N
b
42 N
c
73 N
d
21 N
answer is A.
(Unlock A.I Detailed Solution for FREE)
Ready to Test Your Skills?
Check your Performance Today with our Free Mock Test used by Toppers!
Take Free Test
Detailed Solution
Tension in the string = mg – buoyant force T=ρsVg−ρLVg =(ρs−ρL)Vg ∴T=(ρs−ρL)mgρs=(10×1000−0.72×1000)4×1010×1000=37.12N ∵V=mρs
Watch 3-min video & get full concept clarity