If $x^2+2px-2p+8>0$ for all real values of $x$,then the set of all possible values of $p$ is

Gas is being pumped into a spherical balloon at the rate of $30 \ ft^3 / min$. The rate at which the radius increases when it reaches the value $15 \ ft$, is:

$EMF$ of the following concentration cell will be $............$ $V$
$Cl_2(1 \ atm) | Cl^{-}(1 \ M) || Cl^{-}(0.1 \ M) | Cl_2(2 \ atm)$

The negation of $\sim s \vee (\sim r \wedge s)$ is equivalent to

Which of the following pairs of monosaccharides form sucrose?

When $25 \ g$ of a non-volatile solute is dissolved in $100 \ g$ of water,the vapour pressure is lowered by $0.225 \ mm$. If the vapour pressure of water at $20^{\circ}C$ is $17.5 \ mm$,what is the molecular weight of the solute?