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Surface Tension of Water by Capillary Rise and Effect of Detergents NEET Questions
NEET SYLLABUS
Physics - Experimental Skills
Speed of Sound in Air at Room Temperature Using a Resonance Tube
Refractive Index of a Glass Slab using a Travelling Microscope
Identification of Diode, LED, Resistor, A Capacitor from a Mixed Collection of such items
Characteristic Curves of a Zener Diode and Finding Reverse Break Down Voltage
Characteristic Curves of a P-N Junction Diode in Forward and Reverse Bias
The Plot of the Angle of Deviation Vs Angle of Incidence for a Triangular Prism
The Focal Length of; (i) Convex Mirror (ii) Concave Mirror, and (ii) Convex Lens, Using the Parallax Method
Resistance and Figure of Merit of a Galvanometer By Half Deflection Method
Specific Heat Capacity of a Given (i) Solid and (ii) Liquid by Method of Mixtures
Vernier Calipers
Surface Tension of Water by Capillary Rise and Effect of Detergents
Coefficient of Viscosity of a Given Viscous Liquid by Measuring the Terminal Velocity of a Given Spherical Body
Young's Modulus of Elasticity of the Material of a Metallic Wire
The Resistivity of the Material of a Given Wire Using a Metre Bridge
The Resistance of a Given Wire Using Ohm's Law
Meter Scale
Simple Pendulum
Screw Gauge
Surface Tension of Water by Capillary Rise and Effect of Detergents MCQ Questions
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7.
When a detergent is added to water, it reduces the surface tension by:
NEET - 2023
A.
Breaking hydrogen bonds
B.
Forming new bonds
C.
Reducing density of water
D.
Increasing temperature
😑
View Answer
Rough Work
Error
ANSWER
:
A. Breaking hydrogen bonds
8.
The height of the capillary rise depends on:
NEET - 2016
A.
The radius of the tube
B.
Temperature only
C.
The mass of the liquid
D.
Volume of liquid in the tube
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View Answer
Rough Work
Error
ANSWER
:
A. The radius of the tube
9.
Which of the following liquids has the highest surface tension?
NEET - 2024
A.
Water
B.
Glycerin
C.
Ethanol
D.
Detergent solution
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View Answer
Rough Work
Error
ANSWER
:
A. Water
10.
What is the effect of increasing temperature on surface tension?
A.
Increases
B.
Decreases
C.
Remains constant
D.
First increases, then decreases
😑
View Answer
Rough Work
Error
ANSWER
:
B. Decreases
11.
The surface tension of water is measured using:
NEET - 2017
A.
Capillary rise method
B.
Direct weight measurement
C.
Using a spring balance
D.
Using a torsion balance
😑
View Answer
Rough Work
Error
ANSWER
:
A. Capillary rise method
12.
The capillary rise of water in a tube is due to:
A.
Cohesion only
B.
Adhesion only
C.
Both cohesion and adhesion
D.
None of the above
😑
View Answer
Rough Work
Error
ANSWER
:
C. Both cohesion and adhesion
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