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BITSAT SERIES
Physics

Viscosity

6 previous year questions.

Volume: 6 Ques
Yield: Medium

High-Yield Trend

1
2019
1
2015
1
2012
1
2011
1
2010
1
2005

Chapter Questions
6 MCQs

01
PYQ 2005
medium
physics ID: bitsat-2
If a liquid does not wet glass, its angle of contact is :
1
zero
2
acute
3
obtuse
4
right angle
02
PYQ 2010
medium
physics ID: bitsat-2

A spherical ball is dropped in a long column of viscous liquid. The speed v of the ball as a function of time t may be best represented by 

1
Option a
2
Option b
3
Option c
4
Option d
03
PYQ 2011
medium
physics ID: bitsat-2
Viscosity is the property of a liquid due to which it:
1
occupies minimum surface area
2
opposes relative motion between adjacent layers
3
becomes spherical in shape
4
tends to regain its deformed position
04
PYQ 2012
medium
physics ID: bitsat-2
A large drop of oil (density 0.8 g/cm³ and viscosity ) floats up through a column of another liquid (density 1.2 g/cm³ and viscosity ). Assuming that the two liquids do not mix, the velocity with which the oil drop rises will depend on:
1
only
2
only
3
both on and
4
neither nor
05
PYQ 2015
medium
physics ID: bitsat-2
Water is flowing on a horizontal fixed surface such that its flow velocity varies with (vertical direction) as If coefficient of viscosity for water is , what will be the shear stress between layers of water at ?
1

2

3

4
None of these
06
PYQ 2019
medium
physics ID: bitsat-2
Water is flowing on a horizontal fixed surface such that its flow velocity varies with y (vertical direction) as v = k((2y²)/(a²) - (y³)/(a³)). If coefficient of viscosity for water is η, what will be the shear stress between layers of water at y = a?
1

2

3

4
None of these

About Viscosity - BITSAT

Viscosity is a vital chapter for BITSAT aspirants. Mastering the concepts covered in this chapter is essential for securing a top rank.

By rigorously practicing the previous year questions associated with this chapter, you can identify high-yield topics, understand the examiner's perspective, and boost your confidence during the actual exam.

Frequently Asked Questions

Why focus on Viscosity PYQs?

Analyzing PYQs for this specific chapter reveals the most frequently tested concepts and the typical complexity of questions, allowing you to tailor your study plan efficiently.

How to best use this analysis?

Review the topic breakdown to see which sub-topics within Viscosity carry the most weight. Then, tackle the questions iteratively to solidify your understanding.