class 12

Missing

JEE Main

Buna-N synthetic rubber is a copolymer of

Connecting you to a tutor in 60 seconds.

Get answers to your doubts.

One kg of a diatomic gas is at a pressure of $8×10_{4}N/m_{2}$. The density of the gas is $4kg/m_{3}$. What is the energy of the gas due to its thermal motion ?

The magnitude of the magnetic field (B) due to loop ABCD at the origin (O) is

Bakelite is obtained from phenol by reacting with

Knowing that the Chemsitry of lanthanoids (Ln) is dominated by its +3 oxidation state, which of the following statements in incorrect ?

If $∣z+4∣≤3$, then the maximum value of $∣z+1∣$ is

The height at which the acceleration due to gravity becomes $9g $ (where g = the accleeration due to gravity on the surface of the earth) in terms of R, the radius of the earth is

Identify the wrong statement in the following:

The vector $a=αi^+2j^ +βk^$lies in the plane of the vectors $b=i^+j^ $and $c=j^ +k^$and bisects the angle between $b$and $c$. Then which one of the following gives possible values of $αandβ$?