List of top Questions asked in Rajasthan PMT

Which does not reacts with Fehling solution?

An electron and proton enter a magnetic Held perpendicularly. Both have same kinetic energy. Which of the following is true?

A thermoelectric refrigerator works on

A solid sphere is rotating about a diameter at an angular velocity $ \omega . $ If it coots so that its radius reduces to $ \frac{1}{n} $ of its original value, its angular velocity becomes

Glucose reacts with excess of phenyl hydrazine and forms

A light emitting diode $(LED) $ has a voltage drop of $2 \,V$ across it and passes a current of $10 \,mA$. When it operates with a $6 \,V$ battery through a limiting resistor $R$. The value of $R$ is :

A point source emits sound equally in all directions in a non-absorbing medium. Two points $P$ and $Q$ are at distances of $2\, m$ and $3\, m$ respectively from the source. The ratio of the intensities of the waves at $P$ and $Q$ is

For inelastic collision between two spherical rigid bodies

A point initially at rest moves along $x$-axis. Its acceleration varies with time as $ a=(6t+5)\,m/s^{2}$ . If it starts from origin, the distance covered in $2\, s$ is

A solid sphere rolls down on two different inclined planes of same height, but of different inclinations. In both cases

If the temperature difference on the two sides of a wall increases from $ 100{}^\circ C $ to $ 200{}^\circ C $ , its thermal conductivity

Which one of the following has unit positive charge and $1$ amu mass?

Light waves travel in vacuum along the y-axis. Which of the following may represent the wave front?

Dimension of relative density is:

What is the effect of dilution on the equivalent conductance of strong electrolyte?

Girdling experiment is not successful in monocots due to

$ 35.4\,\,mL $ of $ HCl $ is required for the neutralization of a solution containing $0.275 \,g$ of sodium hydroxide. The normality of hydrochloric add is?

Amplitude of a pendulum is $60 \,mm$ and angular velocity is $2 \,rad\, s^{-1}$. Find its velocity if its displacement is $22 \,mm$:

Sodium pyrophosphate is represented by which of the following formula?

In a chemical reaction two reactants takes part. The rate of reaction is directly proportional to the concentration of one of them and inversely proportional to the concentration of the other. The order of reaction is:

Funaria differs from Pteridium is absence of

Which of the following plots represents the variation of the electric field with distance from the centre of a uniformly charged non-conducting sphere of radius $R$ ?

The angular velocity of second hand, of a clock is :

The reagent used in Gatterman Koch aldehyde synthesis is:

The high boiling point of water is due to which reason: