AIPMT 2010 Mains

Study the pedigree chart of a certain family
given below and select the correct conculusion
which can be drawn for the character –

A cross in which an organism showing a
dominant phenotype in crossed with the
recessive parent in order to know its genotype is
called -

Vegetative propagation in Pistia occurs by

Examine the figures (A-D) given below and
select the right option out of (a – d), in which
all the four structures A, B, C and D are
identified correctly.

Given below is the diagram of a stomatal apparatus.
In which of the following all the four parts labelled
as A, B, C and D are correctly identified?

When glycerol is treated with excess of HI, it produces

Following compounds are given

Which of the above compound(s), on being warmed with iodine solution and NaOH, will give iodoform?

Match the compounds given in List I with their characteristic reactions given in List II. Select the correct option.

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Which one of the following compounds will be most readily dehydrated?

Fructose reduces Tollen's reagent due to

Some of the properties of the two species, \(NO_3^ -\) and \({H_3}{O^ + }\) are described below. Which one of them is current?

In which of the following molecules the central atom does not have sp3 hybridization?

The reaction,
2A(g) + B(g) \(\rightleftharpoons\) 3C(g) + D(g)
is begun with the concentrations of A and B both at an initial value of 1.00 M. When equilibrium is reached, the concentration of D is measuread and found to be 0.25 M. The v...

The rate of the reaction, 2NO + Cl2 \(\to\) 2NOCl is given by the rate equation rate = k[NO]2[Cl2]. The value of the rate constant can be increased by

Match List I (substances) with List II (processes) employed in the manufacture of the substances and select the correct option.

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Which of the following oxidation states is the most common among the lanthanoids?

Consider the following relations for emf of an electrochemical cell
(i)   EMF of cell = (Oxidation potential of anode) \(-\) (Reduction potential of cathode)
(ii)  EMF of cell = (Oxidation potential of anode) + (Reduction potential of catho...

Which of the following expressions correctly represents the equivalent conductance at infinite diluation of Al2(SO4)3. Given that \(\mathop \Lambda \limits^ \circ\)Al3+ and \(\mathop \Lambda \limits^ \circ\)so\(_4^{2 - }\) are the equiv...

The pressure exerted by 6.0 g of methane gas in a 0.03 m3 vessel at 129oC is (Atomic masses : C = 12.01, H = 1.01 and R = 8.314 J K\(-\)1 mol\(-\)1 )

In the following reaction

the product 'X' is

Some statements about heavy water are given below:
(i)  Heavy water is used as a moderator in nuclear reactors.
(ii)  Heavy water is more associated than ordinary water.
(iii)  Heavy water is more effective solvent than ordinary water.
Wh...

How many bridging oxygen atoms are present in P4O10?

Among the following which one has the highest cation to anion size ratio ?

Among the elements Ca, Mg, P and Cl, the order of increasing atomic radii is

The compound A on heating gives a colourless gas and a residue that is dissolved in water to obtain B. Excess of CO2 is bubbled through aqueous solution of B, C is formed which is recovered in the solid form. Solid C on gentle heating gives...

Which of the following species is not electrophilic in nature?

The IUPAC name of the compound
CH3CH\(=\)CHC\(\equiv\)CH is

Which of the following conformers for ethylene glycol is most stable?

A 0.66 kg ball is moving with a speed of 100 m/s. The associated wavelength will be
(h = 6.6 \(\times\) 10\(-\)34 J s)

Three moles of an ideal gas expanded spontaneously into vacuum. The work done will be

Match List I (Equations) with List II (Type of processes) and select the correct option.

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The following two reactions are known
Fe2O3(s) + 3CO(g) \(\to\) 2Fe(s) + 3CO2(g);
\(\Delta\)H = \(-\) 26.8 kJ
FeO(s) + CO(g) \(\to\)  Fe(s) + CO2(g); \(\Delta\)H = \(-\) 16.5 kJ
The value of \(\Delta\)H for the following reaction...

For vaporization of water at 1 atmospheric pressure, the values of \(\Delta\)H and \(\Delta\)S are 40.63 kJ mol\(-\)1 and 108.8 J K\(-\)1 mol\(-\)1, respectively. The temperature when Gibb's energy change (\(\Delta\)G) for this transform...

A condenser of capacity C is charged to a potential difference of V1. The plates of th condenser are then connected to an ideal inductor of inductance L. The current through the inductor when the potential difference across the condenser re...

The decay constant of a radio isotope is \(\lambda\). If A1 and A2 are its activities at times t1 and t2 respectively, the number of nuclei which have decayed during the time (t1 \(-\) t2)

The binding energy per nucleon in deuterium and helium nuclei are 1.1 MeV and 7.0 MeV, respectively. When two deuterium nuclei fuse to form a helium nucleus the energy released in the fusion is

Two parallel metal plates having charges +Q and \(-\)Q face each other at a certain distance between them. If the plates are now dipped in kerosene oil tank, the electric field between the plates will

The electron in the hydrogen atom jumps from excited state (n = 3) to its ground state (n = 1) and the photons thus emitted irradiate a photosensitive material. If the work function of the material is 5.1 eV, the stopping potential is estim...

When monochromatic radiation of intensity \(I\) falls on a metal surface, the number of photoelectrons and their maximum kinetic energy are N and T respectively. If the intensity of radiation is 2\(I\), the number of emitted electrons and t...

The electric field of an electromagnetic wave in free space is given by \(\overrightarrow E = 10\cos ({10^7}t + kx)\widehat j\,\,V/m,\) where t and x are in seconds and metres respectively. It can be inferred that
(1)  the wavelength $$\la...

The electric field at a distance \({{3R} \over 2}\) from the centre of a charged conducting spherical shell of radius R is E. The electric field at a distance \({R \over 2}\) from the centre of the sphere is

A rays of light is incident on a 60o prism at the minimum deviation position. The angle of refraction at the first face (i.e., incident face) of the prism is

The speed of light in media M1 and M2 are 1.5 \(\times\) 108 m/s and 2.0 \(\times\) 108 m/s respectively. A ray of light enters from medium M1 to M2 at an incidence angle i. If the rays suffers total internal reflection, the value of i ...

(1)   Centre of gravity (C.G) of a body is the point at which the weight of the body acts
(2)   Centre of mass coincides with the centre of gravity if the earth is assumed to have infinitely large radius.
(3)   To evaluate the gravitation...

The additional kinetic energy to be provided to a satellite of mass m revolving around a planet of mass M, to transfer it from a circular orbit of radius R1 to another of radius R2(R2 > R1) is

The dependence of acceleration due to gravity g on the distance r from the centre of the earth, assumed to be a sphere of radius R of uniform density is as shown in figures below

The correct figure is

If cp and cv denote the specific heats (per unit mass of an ideal gas of molecular weight M, then

A monatomic gas at pressure P1 and volume V1 is compressed adiabatically to \({{1 \over 8}^{th}}\) of its original volume. What is the final pressure of the gas?

Two identical bar magnets are fixed with their centers at a distance d apart. A stationary charge Q is placed at P in between the gap of the two magnets at a distance D from the centre O as shown in the figure

The force on the charge Q is...

The magnetic moment of a diamagnetic action is