Q.
A beaker containing water is placed on the platform of a spring balance. The balance reads 15 N. A stone of mass 0.5kg and density 500 kg/m3 is kept fully immersed in water without touching the walls of beaker and held at rest. What will be the balance reading now? (g = 10 m/s2 )
see full answer
Want to Fund your own JEE / NEET / Foundation preparation ??
Take the SCORE scholarship exam from home and compete for scholarships worth ₹1 crore!*
An Intiative by Sri Chaitanya
a
20 N
b
25 N
c
10 N
d
15 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
Reading of weighing machine = weight of the liquid + buoyant force on body=15+0.5(10)=20N
Watch 3-min video & get full concept clarity