List of top Questions asked in UPSEE- 2019

?Lumen? is the unit of

Two beams of red and violet colour are made to pass separately through a prism with angle of prism $60^{\circ}$. In the position of minimum deviation, the angle of refraction will be:

The molecules of which of the following gases has the highest speed?

Which of the following oxides would be reduced by C? ${Al_2 O_3, MgO, ZnO , CaO, Fe_2 O_3 , PbO} $

Let P be a $2 \times 2$ matrix such that [1 0] P = $ - \frac{1}{\sqrt{2}} [ 1 1]$ and $[0 1] P = \frac{1}{\sqrt{2}} [- 1 1]$ . If 0 and I denote the zero and identity matrices of order 2, respectively, then which of the following options is CORRECT ?

Nylon 66 is formed by

In which compound does H show O. N of -1?