List of practice Questions

If the temperature of a black body increased rom $ 27{}^\circ C $ to $ 327{}^\circ C $ , the radiation emitted increases by a fraction of:

If the radius of earth is reduced by 1% without changing the mass, then change in the acceleration due to gravity will be:

Final product of carbohydrate digestion is:

Colloidal solution of gold is prepared by:

Chlorine reacts with ethanol to give:

Which one of the following compounds, is used in photography?

The smallest among the following ion is:

When a molten ionic hydride is electrolysed :

The oxidation number of nickel in $ {{K}_{4}}[Ni{{(CN)}_{4}}] $ is:

The element which forms ions in the dimeric state is :

Which of the following particles is not present in the nucleus?

At atmospheric pressure, the water boils at $ 100{}^\circ C $ . If pressure is reduced, it will boil at :

A body projected vertically upwards with a velocity u returns to the starting point in $4 s$. If $g = 10 \,m s^{-2}$, the value of $u$ in $m/s$ is

Fertile material among the following is

Which of the following is mismatched?

Which part of our body secretes the hormone secretin ?

Which of the following carries glucose from digestive tract to liver?

A circular loop of radius R, carrying current I, lies in x-y plane with its centre at origin. The total magnetic flux through x-y plane is

The critical angle for glass-water boundary is C. If $ {{\mu }_{g}}=1.5 $ 1.5 and $ {{\mu }_{\omega }}=\frac{4}{3} $ then the value of C is:

In the compound $CH_2=CH-CH_2-CH_2-C \equiv CH$, the $C_2-C_3$ bonds is of

The smallest flower is that of the:

Which part of the sperm has the aggregation of Golgi bodies?

When the wavelength of light coming from a distant star is measured it is found shifted towards red. Then the conclusion is:

The commercial bath sponges belongs to:

Hot water kept in a beaker placed in a room cools from $ 70{}^\circ C $ to $ 60{}^\circ C $ in 4 minutes. The time taken by it to cool from $ 69{}^\circ C $ to $ ~59{}^\circ C $ will be: