A spherical ball falls through viscous medium with terminal velocity \( v \). If this ball is re...

Channel:
PW Solutions
Subscribers:
449,000
Published on ● Video Link: https://www.youtube.com/watch?v=mezHW06S4Bc


Duration: 3:04
3 views
0

A spherical ball falls through viscous medium with terminal velocity \( v \). If this ball is replaced by another ball of the same mass but half the radius, then the terminal velocity will be (neglect the effect of buoyancy.)
(1) \( v \)
(2) \( 2 v \)
(3) \( 4 v \)
(4) \( 8 v \)
📲PW App Link - https://bit.ly/YTAI_PWAP
🌐PW Website - https://www.pw.live



Other Videos By PW Solutions


2022-11-16Expand the terms: \( A B A \)
2022-11-16Resolve into two or more factors: \[ (2 x-1)^{2}-a^{2} \]
2022-11-16In the reactions, which reactant is the Lewis acid and which is the Lewis base? \[ \left(\mathrm...
2022-11-16The ratio of velocities of light rays of wavelength \( 4000 \AA \) and \( 8000 \AA \) in vacuum ...
2022-11-16The length of a needle floating on water is \( 2.5 \mathrm{~cm} \). The minimum force in additio...
2022-11-16A step-down transformer converts a voltage of \( 2200 \mathrm{~V} \) into \( 220 \mathrm{~V} \) ...
2022-11-16A (hypothetical) large slingshot is stretched \( 2.30 \mathrm{~m} \) to launch a \( 170 \mathrm{...
2022-11-16Enveloped virus enters into host cells by (A) injecting own nucleic acid inside host cells (B) b...
2022-11-16A capillary tube is attached horizontally to a constant pressure head arrangement. If the radius...
2022-11-16Let \( A=\{x: x \in N\}, B=\{x: x=2 n, n \in N\}, C=\{x: x=2 n-1, n \in N\} \) and, \( D=\{x: x ...
2022-11-16A spherical ball falls through viscous medium with terminal velocity \( v \). If this ball is re...
2022-11-16Calculate the magnetic field intensity at a distance of \( 20 \mathrm{~cm} \) from a pole of str...
2022-11-16How is the bonding molecular orbital in a molecule of hydrogen different from its anti-bonding m...
2022-11-16आद्य समुद्र में वे कौन-कौन से कार्बनिक यौगिक उपस्थित थे जिनसे आगे चलकर जीवों की उत्पत्ति हुई?
2022-11-16A soap film of surface tension \( 3 \times 10^{-2} \) formed in a rectangular frame can support ...
2022-11-16पाँच जगतों के वर्गीकरण, दो जगत के वर्गीकरण की अपेक्षा किस प्रकार अधिक श्रेष्ठ है ?
2022-11-16Assertion (A): Sponge has a distinct mouth and digestive cavity. Reason (R): Sponges obtain food...
2022-11-16Which fraction of soil water is available to plants for absorption by roots?
2022-11-16A ring is cut from a platinum tube \( 8.5 \mathrm{~cm} \) internal and \( 8.7 \mathrm{~cm} \) ex...
2022-11-16A hollow sphere has a small hole in it. On lowering the sphere in a tank of water, it is observe...
2022-11-16निम्नलिखित स्थितियों में से प्रत्येक स्थिति में बहुपद का शून्यक ज्ञात कीजिए : \( p(x)=c x+d ; c ...