List of practice Questions

If ionisation potential for hydrogen atom is 13.6 eV, then ionisation potential for $He^+$ will be

Energy released in the fission of a single $^{235}_{92}U$ nucleus is 200 MeV. The fission rate of $^{235}_{92}U$ filled reactor operating at a power level of 5 W is

Which source is associated with a line emission spectrum?

A1 is more reactive than Fe but A1 is less'-easily corroded than Fe because

Which of the following species has four lone pairs of electrons?

Which of the following noble gas is not present in atmosphere ?

Balbiani rings are the sites of

Let [.] denote the greatest integer function and $f (x) = [\tan^2 x]$, then:

Internal energy and pressure of a gas per unit volume are related as

When is the deviation more in the behaviour of a gas from the ideal gas equation pV = nRT?

Nucleotide arrangement in DNA can be seen by

The catalyst used in the manufacture of polyethene by Zeigler method is

A larval stage occurs in the life history of all members of the group

The dimensional formul $ML^2T^{-2}$ represents

Turpentine oil is flowing through a tube of length $l$ and radius $r$. The pressure difference between the two ends of the tube is $P$. The viscosity of oil is given by $\eta=\frac{P(r^2-x^2)}{4vl}$ where $v$ is the velocity of oil at a distance $x$ from the axis of the tube. The dimensions of $\eta$ are

Genetic drift is change of

The osmotic pressure of a solution can be increased by

Gorilla, chimpanzee, monkeys and humans belong to the same

Which is common between ostrich, penguin and kiwi?

Which one assists in locomotion?

What is true about Taenia saginatal

Which one of the following animals possesses nerve cells but no nerves?

Budding is a normal mode of asexual reproduction in

The value of $ \int^{ \pi / 2}_0 \frac{ dx }{ 1 + \tan^3 \, x } \, is \, $

A current I flows along the length of an infinitely long, straight, thin-walled pipe. Then