class 11

Missing

JEE Main

The figure shows the position - time (x - t) graph of one-dimensional motion of a body of mass 0.4 kg. The magnetic of each impulse is

Connecting you to a tutor in 60 seconds.

Get answers to your doubts.

A capillary tube (A) is drooped in water. Another identical tube (B) is dipped in a soap water solution which of the following shows the relative nature of the liquid columns in the two tubes ?

The correct decreasing order of priority for the functional groups of organic compounds in the IUPAC system of nomenclature is

Let the line $3x−2 =−5y−1 =2z+2 $lie in the plane $x+3yαz+β=0$. Then $(α,β)$ equals

If the mean deviation of the numbers $1,1+d,1+2d,…,1+100d$ from their mean is 255, thenthe d is equal to

In an atom, an electron is moving with a speed of 600m/s with an accuracy of 0.005%. Certainity with which the position of the electron can be located is $(h=6.6×10_{−34}kgm_{2}s_{−1}$ " mass of electron, " e_(m) = 9.1 xx 10^(-31) kg)

Amount of oxalic acid present in a solution can be determined by its titration with $KMnO_{4}$ solution in the presence of $H_{2}SO_{4}$. The titration gives unsatisfactory result when carried out in the presence of HCl, because HCl

Let $f:N→Y$be a function defined as $f(x)=4x+3$, where $Y={y∈N:y=4x+3$for some $x∈N}$. Show that f is invertible and its inverse is

Let $f:R⃗→R$ be a function defined by $f(x)=M∈{x+1,∣x∣+1}$ . Then which of the following is true?