What is the product formed when ethyl alcohol reacts with chlorine in the presence of $NaOH$?

$A$ body is projected at an angle $\theta$ so that its range is maximum. If $T$ is the time of flight,then the value of maximum range is (acceleration due to gravity $= g$)

$\int \cos^3 x \, e^{\log(\sin x)} \, dx$ is equal to

If $A, B$,and $C$ are three sets,then $A - (B \cup C)$ is equal to

If an electric heater is rated at $1000\, W$,then the time required to heat one litre of water from $20\, ^oC$ to $60\, ^oC$ is

When acetylene is passed through a red-hot iron tube,compound $X$ is formed. Which one of the following reactions will yield $X$ as the major product?