Which apparatus are used to measure Y of a wire and shear modulus of the wire?
A
Searle's Apparatus, Ewing extensometer
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B
Searle's Apparatus, Maxwell needle method
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C
Searle's Apparatus, Torsion pendulum
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D
Kundt's Apparatus, Searle's Apparatus
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Solution
The correct options are A Searle's Apparatus, Maxwell needle method B Searle's Apparatus, Torsion pendulum Searle's Apparatus is used to measure Young's modulus and Maxwell needle method and torsional pendulum can be used for shear modulus.