List of practice Questions

List the incorrect statement out of the following:

Lithium and Magnesium exhibit diagonal relationship because

Lithium is strongest reducing agent among alkali metals also due to which of the following factor ?

Lipid soluble hormones act through

Lippes loop is manufactured in India at

Liquid ammonia is used in refrigeration because of its

Liquid-Liquid sols are known as

Linear curve is obtained in arithmetic growth, because

Limiting molar conductivity of $NaBr$ is

$ \lim_ {{x \to 0}} \frac { x.2^x-x} {1-cosx} $ is equal to

Light of wavelength $5000 \times 10^{-10}m$ is incident normally on a slit The first minimum of the diffraction pattern is observed to lit at a distance of 5mm from the central maximum on a screen placed at a distance of 3m from the slit. Then the width of the slit is.

Light with an energy flux of $18 \,W \,cm^{-2}$ falls on a non-reflecting surface at normal incidence. If the surface has an area of $20 \,cm^2$, the average force exerted on the surface during a $30$ minute time span is

Light year is

$ \lim_ {{x \to 0}} \frac {log\, cosx} {x} $ Is equal to

Life span of Banana plant is

Ligand en is an example of a

Light band has which of the following filament protein?

Lichens are the associations of

Let $z_1$ and $z_2$ be two complex numbers such that $z_1\neq z_2$ and $|z_1|\neq| z_2|$ . If $z_1$ has a positive real part and $z_2$ has negative imaginary part, then $\frac{z_1+z_2}{z_1+z_2}$ may be

Leydig cells produce a group of hormones called

Let $x$ be the arithmetic mean and $y, z$ be the two geometric means between any two positive numbers. The value of $\frac{y^{3}+ z^{3}}{xyz}$ is

Let y be an implicit function of x defined by $x^{2x} - 2x^x \, \cot \, y - 1= 0$. Then y'(1) equals

Let $y = \sin^{-1} \left(\frac{2x}{1+x^{2}}\right), 0 < x < 1$ and $ 0 < y < \frac{\pi}{2}, $ then $\frac{dy}{dx} $ is equal to