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Define terms: Fuel cell
Concept: Batteries > Primary Batteries
Write two important advantages of reflecting telescope over a refracting telescope.
Concept: Optical Instruments > Telescope
Give the truth table and circuit symbol for NAND gate
Concept: Digital Electronics and Logic Gates
Write the equations involved in the following reactions : Reimer – Tiemann reaction
Concept: Chemical Properties of Phenol
Explain any four characteristics of 'principles of management.'
Concept: Concept of Principles of Management
Identify the part of the electromagnetic spectrum which is suitable for radar system used in aircraft navigation.
Concept: Electromagnetic Spectrum
State Henry’s law.
Concept: Solubility > Solubility of a Gas in a Liquid
Draw a labelled ray diagram showing the formation of a final image by a compound microscope at least distance of distinct vision
Concept: Optical Instruments > The Microscope
State de Broglie hypothesis
Concept: de-Broglie Relation
Mention any three characteristics of Neanderthal man that lived in near east and central Asia.
Concept: Origin and Evolution of Man
On the basis of crystal field theory, write the electronic configuration for d4 ion if ∆0 < P.
Concept: Bonding in Coordination Compounds > Crystal Field Theory (CFT)
Account for the following :
Zn is not considered as a transition element.
Concept: General Properties of the Transition Elements (D-block)
Concept: Vapour Pressure of Liquid > Vapour Pressure of Liquid- Liquid Solutions
Write the chemical equations to illustrate the following name reactions : Rosenmund reduction
Concept: Aldehydes and Ketones > Preparation of Aldehydes
If y = xx, prove that `(d^2y)/(dx^2)−1/y(dy/dx)^2−y/x=0.`
Concept: Simple Problems on Applications of Derivatives
Show that the altitude of the right circular cone of maximum volume that can be inscribed in a sphere of radius r is `(4r)/3`. Also find maximum volume in terms of volume of the sphere
Concept: Maxima and Minima
Find : `int(x+3)sqrt(3-4x-x^2dx)`
Concept: Methods of Integration: Integration by Substitution
Draw a labeled diagram of a mature embryo sac.
Concept: Embryo Development Upto Blastocyst Formation
State any three goals of the human genome project.
Concept: Human Genome Project
An element crystallizes in a f.c.c. lattice with a cell edge of 250 pm. Calculate the density if 300 g of this element contains 2 × 1024 atoms.
Concept: Calculations Involving Unit Cell Dimensions