Banner 0
Banner 1
Banner 2
Banner 3
Banner 4
Banner 5
Banner 6
Banner 7
Banner 8
Banner 9

Q.

The terminal speed attained by an aluminium sphere of radius 1 mm falling through water at 200C will be close to(Assume laminar flow, specific gravity of Al = 2.7 and ηwater = 8 X 10-4 PI)

see full answer

High-Paying Jobs That Even AI Can’t Replace — Through JEE/NEET

🎯 Hear from the experts why preparing for JEE/NEET today sets you up for future-proof, high-income careers tomorrow.
An Intiative by Sri Chaitanya

a

9.2 ms-1

b

6.9 ms-1

c

4.6 ms-1

d

2.3 ms-1

answer is C.

(Unlock A.I Detailed Solution for FREE)

Best Courses for You

JEE

JEE

NEET

NEET

Foundation JEE

Foundation JEE

Foundation NEET

Foundation NEET

CBSE

CBSE

Detailed Solution

Specific gravity of Al = 2.7Density of Al = 2.7 X 103 kg m-3Terminal velocity,  v=2r2(ρ−σ)g9ηv=2×1×10−322.7×103−1000×9.89×8×10−4⇒ v=4.6ms−1
Watch 3-min video & get full concept clarity
score_test_img

courses

No courses found

Get Expert Academic Guidance – Connect with a Counselor Today!

whats app icon
The terminal speed attained by an aluminium sphere of radius 1 mm falling through water at 200C will be close to(Assume laminar flow, specific gravity of Al = 2.7 and ηwater = 8 X 10-4 PI)