Modulus of rigidity of ideal liquid is a) infinity b) zero c) unity d) some finite small non-zero constant value

contexto.120

3 years ago

Answer :

The correct answer is b) zero

As we know that

$η = s h e a r i n g s t r a i n / s h e a r i n g s t r e s s$
and since liquids cannot sustain shearing stress
$Therefore, η = 0$ in their case.