EASY
11th Tamil Nadu Board
IMPORTANT
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Copper of fixed volume 'V' is drawn into wire of length 'l'. When this wire is subjected to a constant force 'F', the extension produced in the wire is ∆l. If Y is young's modulus then which of the following graph is a straight line?

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Important Questions on Properties of Matter

EASY
11th Tamil Nadu Board
IMPORTANT
Physics Standard 11 Vol II>Chapter 7 - Properties of Matter>EVALUATION>Q I
A certain number of spherical drops of a liquid of radius 'r' coalesce to form a single drop of radius 'R' and volume 'V'. If 'T' is the surface tension of the liquid then:
EASY
11th Tamil Nadu Board
IMPORTANT
Physics Standard 11 Vol II>Chapter 7 - Properties of Matter>EVALUATION>Q I
The following four wires are made of the same material. Which of these will have the largest extension when the same tension is applied?
EASY
11th Tamil Nadu Board
IMPORTANT
Physics Standard 11 Vol II>Chapter 7 - Properties of Matter>EVALUATION>Q I
The wettability of a surface by a liquid depends primarily on:
EASY
11th Tamil Nadu Board
IMPORTANT
Physics Standard 11 Vol II>Chapter 7 - Properties of Matter>EVALUATION>Q I
In a horizontal pipe of non-uniform cross-section, water flows with a velocity of 1 ms−1 at a point where the diameter of the pipe is 20cm. The velocity of water in (ms−1) at a point where the diameter of the pipe is 5cm is:
EASY
11th Tamil Nadu Board
IMPORTANT
Physics Standard 11 Vol II>Chapter 7 - Properties of Matter>EVALUATION>Q II
Define stress and strain.
EASY
11th Tamil Nadu Board
IMPORTANT
Physics Standard 11 Vol II>Chapter 7 - Properties of Matter>EVALUATION>Q II
State Hooke’s law of elasticity.
EASY
11th Tamil Nadu Board
IMPORTANT
Physics Standard 11 Vol II>Chapter 7 - Properties of Matter>EVALUATION>Q II
Define Poisson’s ratio.
EASY
11th Tamil Nadu Board
IMPORTANT
Physics Standard 11 Vol II>Chapter 7 - Properties of Matter>EVALUATION>Q II
Explain elasticity using intermolecular forces.