List of top Questions asked in BCECE

A gas bubble formed from an explosion under water oscillates with a period $T$ proportional to $P^{a} d^{b} E^{c}$, where $P$ is pressure, $d$ is the density of water and $E$ is the total energy of explosion. The value of $a, b, c$ are

A particle moving with a uniform acceleration travels $24\, m$ and $64\,m$ in the first two consecutive interval of $4s$ each. Its initial velocity will be

A meter stick is held vertically with one end on the floor and is then allowed to fall. Assuming that the end on the floor the stick does not slip, the velocity of the other end when it hits the floor, will be

If the radius of earth of $R$ then the height h at which the value of $g$ becomes one-fourth, will be

A body is projected at such angle that the horizontal range is three times the greatest height. The angle of projection is

What is the potential drop between points A and C in the following circuit ? Resistances $1 \, \Omega $ and $2 \, \Omega $ represent the internal resistances of the respective cells.

A boy begins to walk eastward along a street In front of his house, and the graph of his displacement from home is shown in the following figure. His average velocity for the whole time interval is equal to:

Prothallus is

Guttation is the result of :

Addition of $ SnC{{l}_{2}} $ to $ HgCl_2$ gives precipitate:

In fermentation by zymase, alcohol and $ C{{O}_{2}} $ are obtained from:

Which will reduce zinc oxide to zinc?

By Wurtz reaction, a mixture of methyl iodide and ethyl iodide gives :

Reserve food material of algae is

The $(x, y, z)$ coordinates of two points $A$ and $B$ are given respectively as $(0, 3,-1)$ and $(-2, 6, 4)$. The displacement vector form $A$ to $B$ may be given by:

Cycas belongs to gymnosperms due to

Figure shows three points $A, B$ and $C$ in a region of uniform electric field $ \vec{E} $ . The line $AB$ is perpendicular and $BC$ is parallel to the field lines. Then which of the following holds good? where $V_A, V_B$ and $V_C$ represent the electric potential at the points $A, B$ and $C$ respectively.

Some chemists at ISRO wished to prepare a saturated solution of a silver compound and they wanted it to have the highest concentration of silver ion possible. Which of the following compounds, would they use? $K_{s p}( AgCl )=1.8 \times 10^{-10} $ $K_{s p}( AgBr )=5.0 \times 10^{-13} $ $K_{s p}\left( Ag _{2} CrO _{4}\right)=2.4 \times 10^{-12}$

Innate immunity is provided by

Which is connecting link between reptiles and aves

Which one shows vivipary

Which of the following is related to Cockroach

Function of endoplasmic reticulum is

In chloroplast which is most abundant

Which is not found in bacteriophage?