class 12

Missing

JEE Main

Which of the following compounds in not colored yellow ?

Connecting you to a tutor in 60 seconds.

Get answers to your doubts.

As an electron makes a transition from an excited state to the ground state of a hydrogen - like atom/ion :

A red LED emits light at 0.1 watt uniformly around it. The amplitude of the electric field of the light at a distance of 1 m from the diode is :

The number of values of k, for which the system of equations$(k+1)x+8y=4k$$kx+(k+3)y=3k−1$has no solution, is

A train is moving on a straight track with speed $20ms_{−1}$. It is blowing its whistle at the frequency of 1000 Hz. The percentage change in the frequency heard by a person standing near the track as the train passes him is (speed of sound $=320ms_{−1}$) close to :

The equation to the line touching both the parabolas $y_{2}=4x$ and $x_{2}=−32y$ is

Statement - I : The value of the integral $∫_{π/6}1+tanx dx $is equal to $6π $.Statement - II : $∫_{a}f(x)dx=∫_{a}f(a+b−x)dx˙$

Which of the following compounds will exhibit geometrical isomerism ?

In the circuit shown, the current in the $1Ω$ resistor is :