class 12

Missing

JEE Main

A particle performs simple harmonic motion with amplitude A. Its speed is trebled at the instant that it is at a distance $32A $ from equilibrium position. The new amplitude of the motion is :

Connecting you to a tutor in 60 seconds.

Get answers to your doubts.

A gaseous hydrocarbon gives upon combustion 0.72 g of water and 3.08 g of $CO_{2}.$ The empirical formula of the hydrocarbon is:

The area of the region described by $A={(x,y):x_{2}+y_{2}≤1$and $y_{2}≤1−x}$is

The I - V characteristic of an LED is

In the reaction : the product E is

Let $α$and $β$be the roots of equation $x_{2}−6x−2=0$. If $a_{n}=α_{n}−β_{n},forn≥1$, then the value of $2a_{9}a_{10}−2a_{8} $is equal to:

If the lines $1x−2 =1y−3 =−kx−4 $ and $kx−1 =2y−4 =1x−5 $are coplanar, then k can have

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

Which of the following is the energy of a possible excited state of hydrogen?