List of top Questions asked in Rajasthan PMT

An engine pumps up $100\, kg$ of water through a height of $10 \,m$ in $5 \,s$ . Given that, the efficiency of engine is $60\%$ If $ g=10\,ms^{-2}$ the power of this engine is

Number of wild life is continuously decreasing. What is the main reason of this?

Impulse of heart beat originates from

Which of the following statement is correct about the node of Ranvier?

What is true for individual of same species?

Which cartilage is present on the end of long bones ?

Which of the following statement is true for lymph?

the power factor of a series L-C-R circuit when at resonance is

The period of oscillation of a simple pendulum of constant length al surface of the earth is $T$. Its time period inside a mine will be

The ionization energy of $10$ times ionized sodium atom is

The capacity of an isolated conducting sphere of radius $R$ is proportional to

Natural rubber is a polymer of

In an $L-R$ circuit, time constant is that time in which current grows from zero to the value where $ I_{0}$ is steady state current.

If the half-life of any sample of radioactive substance is $4$ days, then the fraction of sample will remain undecayed after $2$ days, will be?

If the critical angle for total internal reflection from medium to vacuum is $ 30{}^\circ $ , the velocity of light in medium is

For two resistance wires joined in parallel, the resultant resistance is $ \frac{6}{5}\Omega . $ When one of the resistance wires breaks the effective resistance becomes $ 2\,\Omega $ The resistance of the broken wire is

For high frequency, capacitor offers

Which does not replace hydrogen from $ HCl $ ?

Glucose reacts with excess of phenyl hydrazine and forms

$ _{11}N{{a}^{23}} $ is formed from $ _{11}N{{a}^{24}} $ by the

Which compound is aromatic?

Lithopone is

$ PC{{l}_{5}} $ is possible but $ NC{{l}_{5}} $ does not exist

Natural rubber is a polymer of

Electron deficient molecule is