List of top Questions asked in Rajasthan PMT- 2005

Formalin is:

When the kinetic energy of a body executing S.H.M. is $1 / 3$ of the potential energy. The displacement of the body is $x$ percent of the amplitude, where $x$ is :

A particle executing SHM has amplitude $0.01$ and frequency $60\, Hz$. The maximum acceleration of the particle is:

$700\, pF$ capacitor is charged by $50\, V$ battery. Electrostatic energy is stored by it will be :

The functions of moderators in nuclear reactor is to:

The velocity of bullet is reduced from $200\, m / s$ to $100\, m / s$ while travelling through a wooden block of thickness of $10\, cm$. The retardation assuming to be uniform, will be :

The peak value of $AC$ voltage on a $220\, V$ mains is:

The oxidation state of $M^{3+}$ after removing three electrons is:

The oil of wintergreen is:

The lightest as is:

The half-life period of radium is $1580$ years. It remains $1/16$ after the years:

The process of zinc-plating on iron sheet is known as:

The correct one for $ d- $ orbital is:

The oxygen obtained from $72\,kg$ of water is:

Nessler's reagent is:

The hybridisation present in $ IF_{3}$ is:

Assuming earth to be sphere of uniform density what is the value of acceleration due to gravity at a point $100\, km$ below the earth surface (Given $R=6380\,\times 10^{3}\,m$)

An astronomical telescope has two lenses of focal powers $0.5\, D$ and $20\, D$. Then its magnifying power will be :

A nuclei $X$ with mass number $A$ and charge number $Z$, disintegrates into one $\alpha$-particle and one $\beta$-particle. The resulting nuclide $R$ has atomic mass and atomic number, equal to :

A hot electric iron has a resistance of $80\, \Omega$ and is used on a $200\, V$ source. The electrical energy spent, if it is used for $2\, hr$, will be :

A concave mirror of focal length $15\, cm$ forms an image having twice the linear dimension of the object. The position of the object when the image is virtual will be:

If the equation of motion of standing waves is $y=0.3 \sin (314\, t-1.57\, x)$, then the velocity of standing wave will be :

A black body is heated from $27^{\circ} C$ to $927^{\circ} C$ the ratio of radiations emitted will be :

A boy of $50\, kg$ is standing in a left moving down with acceleration $ 9.8\,m/s^{2}$ . The apparent weight of the boy is:

The weight of an object at earth's surface is $700\, g\, wt$. What will be its weight at the surface of a planet whose radius is $1 / 2$ and mass is $1 / 7$ of that of the earth ?