A space my be electrically shielded by surrounding it with a conductor . Can a space be gravitationally shield ? Explain your answer.

In dometic electric writing , are the lamps ,fans etc connected is series on in parallel ? Explain your answer .

Do the vital functions of the body such as digestion de affected during fever? Explain your answer.

Are all the six carbon -carbon bonds of benzene molecule equal in length ? Explain your answer.

A solid and a hollow cylinder of the same size and made of the same material are heated for the same change of temperature. Will the expansions be the same? Explain your answer.

From electrical point of view explain conductors and non-conductors.

A conductor in series with an ammeter and a semiconductor in series with another ammeter are connected in parallel. At a certain voltage both the ammeters register the same current. Will this condition remains as such if the voltage of the dc source is increased? Explain your answer.

From each set choose the atom which has the largest ionization enthalpy and explain with your answer F,O,N