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Biology(11,12)

Animal Kingdom

Morphology of Flowering Plants

Anatomy of Flowering Plants

Structural Organisation in Animals

Cell-The Unit of Life

Human Physiology

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Plant Physiology

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Biotechnology

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Ecology

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Classification of Organisms

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Cellular level Biology

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Biology in Human Welfare

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Physics (11,12) Physics (11,12)

Mechanics

Mechanics
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A block of mass M attached to an inexpensible string descends with uniform acceleration a The mass of the string below the point P is M find the tensi

Electric Current

Electric Current
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A circular loop of wire with a resistance of 1092 is in a region of spatially uniform magnetic field changing as (0.5T)exp(-2t), as shown in Fig. The

Wave Motion

Wave Motion
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The period of a simple pendulum is given by the series in Eq. 17-25. (a) For what value of m is the second term of the series equal to 0.02? (b) What

Magnetism

Magnetism
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Explain the real reason behind electromagnetic induction.?

Modern Physics

Modern Physics
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Find the focal length and convex lens using 1\v-1/u method?

Thermal Physics

Thermal Physics
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What is the difference between kg‑mass and kg‑force?

Electromagnetic Induction

Electromagnetic Induction
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Explain different ways to induce current in a coil?

General Physics

General Physics
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A body moves with 2m/s2 acceleration after starting from rest. The distance covered in the 5th second is?

Electrostatics

Electrostatics
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Please give the solution. and explain what is the energy of electric interaction?

Wave Optics

Wave Optics
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Two waves represented by y= a sin(wt - kx) and y= a cos(wt - kx) are superposed The resultant wave will have an amplitude?

Chemistry (11,12) Chemistry (11,12)

Physical Chemistry

Physical Chemistry
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Iron corrodes faster than aluminum even though iron is placed below aluminum in the electro chemical series. Why?

Organic Chemistry

Organic Chemistry
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Arrange in decreasing order of Ionisation enthalpy F Cl Br I At

Inorganic Chemistry

Inorganic Chemistry
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Is there any difference between reactivity series and electrochemical series or they are the same?

Mathematics (11,12) Mathematics (11,12)

Algebra

Algebra
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Evaluate the value of this summation and find out the number of divisors of that value?

Trigonometry

Trigonometry
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What is the expansion of cos(A+B+C) in terms of cos?

Analytical Geometry

Analytical Geometry
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What is the equation of conjugate hyperbola to the general conic?

Differential Calculus

Differential Calculus
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Find the particular solution of the equation: e^xdy/dx=4 given that y=3 when x=0?

Integral Calculus

Integral Calculus
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Find the perimeter of the loop of the curve ay^2=x^2(a-x)?

Vectors

Vectors
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If vector a + vector b=(5,6) and vector a - vector b =(3,2), find vector a and vector b.

Magical Mathematics[Interesting Approach]

Magical Mathematics[Interesting Approach]
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Find the fifth term in the expansion of (2+3/2 x)^8?

JEE

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MOTION IN A STRAIGHT LINE – By Prof. Sanjeev Sanghi, IIT Delhi

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