Question

# Water rises in a vertical capillary tube up to 2√2 cm. If the tube is inclined at an angle θ∘, the length of water risen in the tube is 4 cm. Find the value of θ.

A
30
No worries! We‘ve got your back. Try BYJU‘S free classes today!
B
45
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
C
60
No worries! We‘ve got your back. Try BYJU‘S free classes today!
D
37
No worries! We‘ve got your back. Try BYJU‘S free classes today!
Open in App
Solution

## The correct option is B 45∘ We know, The vertical height of the liquid column remains constant even after the tube is inclined at an angle. So, Lcosθ=h ⇒cosθ=hL=2√24=1√2 ∴θ=45∘

Suggest Corrections
0
Explore more