CUET-PG SERIES Fluid-mechanics
Viscosity
5 previous year questions.
Volume: 5 Ques
Yield: Medium
High-Yield Trend
5
2023 Chapter Questions 5 MCQs
01
PYQ 2023
medium
fluid-mechanics ID: cuet-pg-
The sensitiveness of a bubble tube in a level would decrease if.
1
The radius of curvature of the internal surface of the tube is increased
2
The diameter of the tube is increased
3
The length of the vapour bubble is increased
4
The viscosity of the liquid is increased
02
PYQ 2023
medium
fluid-mechanics ID: cuet-pg-
Given below are two statements: one is labelled as Assertion A and the other is labelled as Reason R.
Assertion A: As temperature increases, viscosity of air decreases.
Reason R: As the temperature increases, activity of air molecule increases.
In the light of the above statements, choose the correct answer from the options given below
Assertion A: As temperature increases, viscosity of air decreases.
Reason R: As the temperature increases, activity of air molecule increases.
In the light of the above statements, choose the correct answer from the options given below
1
Both A and R are correct and R is the correct explanation of A
2
Both A and R are correct but R is NOT the correct explanation of A
3
A is true but R is false
4
A is true but R is true
03
PYQ 2023
medium
fluid-mechanics ID: cuet-pg-
Unit of kinematic viscosity is.
1
m2/sec 2
2
Newton sec/m2
3
Newton sec/m3
4
Kg sec/m2
04
PYQ 2023
medium
fluid-mechanics ID: cuet-pg-
The unit of dynamic viscosity in C.4.S. system is -
1
Poise
2
Stoke's
3
Bar
4
Kgf/cm2
05
PYQ 2023
medium
fluid-mechanics ID: cuet-pg-
Match List I with List II
Choose the correct answer from the options given below :
| List I | List II | ||
| A. | Dynamic Viscosity | I. | Pascal Second |
| B. | Force | II. | Newton |
| C. | Pressure | III. | Pascal |
| D. | Kinematic viscosity (cus unit) | IV. | Stoke |
1
A-IV, B-II, C-I, D-III
2
A-I, B-II, C-III, D-IV
3
A-II, B-I, C-III, D-IV
4
A-I, B-II, C-IV, D-III