At metaphase,chromosomes are attached to the spindle fibres by their

If ${x^{2/3}} - 7{x^{1/3}} + 10 = 0,$ then $x = $

$A$ constant torque acting on a uniform circular wheel changes its angular momentum from $A_0$ to $4A_0$ in $4 \ s$. The magnitude of this torque is

Which of the following compound$(s)$ has '$Z$' configuration?

Which of the following reagents are required to prepare $3$-ethylpentan-$3$-ol?

$A$ nucleus ruptures into two nuclear parts which have their velocity ratio equal to $2 : 1$. What will be the ratio of their nuclear size (nuclear radius)?