Name the method of asexual reproduction in lichens.

In which of the following compounds,the transition metal is in oxidation state of zero?

$A$ lorry and a car moving with the same $K.E.$ are brought to rest by applying the same retarding force,then

Which of the following is not a reducing agent?

If $ax^2+6xy+by^2-10x+10y-6=0$ represents a pair of perpendicular lines,then the value of $|a|$ equals

$A$ double slit experiment is performed by using light of wavelength $6000\,\mathring{A}$. If the distance of the screen is $1\,m$ and the slits are $0.1\,cm$ apart,then calculate the angular position of the $10^{th}$ bright fringe.