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Draw the zwitter ion structure for sulphanilic acid.
Concept: Classification of Amino Acids
Explain the term Antiseptics
Concept: Classification of Drugs
अच्छे फीचर की किन्हीं तीन विशेषताओं का उल्लेख कीजिए।
Concept: पत्रकारीय लेखन के विभिन्न रूप और लेखन प्रक्रिया
If A is a square matrix such that A2 = I, then find the simplified value of (A – I)3 + (A + I)3 – 7A.
Concept: Types of Matrices
if the matrix A =`[(0,a,-3),(2,0,-1),(b,1,0)]` is skew symmetric, Find the value of 'a' and 'b'
Concept: Types of Matrices
If A = `[(2,-3,5),(3,2,-4),(1,1,-2)]` find A−1. Using A−1 solve the system of equations:
2x – 3y + 5z = 11
3x + 2y – 4z = –5
x + y – 2z = –3
Concept: Applications of Determinants and Matrices
Find the area of the region in the first quadrant enclosed by the x-axis, the line y = x and the circle x2 + y2 = 32.
Concept: Area Under Simple Curves
A black and a red dice are rolled.
Find the conditional probability of obtaining the sum 8, given that the red die resulted in a number less than 4.
Concept: Conditional Probability
Define Flexibility.
Concept: Flexibility and Its Importance
Write two important characteristics of equipotential surfaces.
Concept: Equipotential Surfaces
Define the coefficient of self-induction.
Concept: Inductance >> Self Inductance
A series LCR circuit is connected across an a.c. source of variable angular frequency 'ω'. Plot a graph showing variation of current 'i' as a function of 'ω' for two resistances R1 and R2 (R1 > R2).
Answer the following questions using this graph :
(a) In which case is the resonance sharper and why?
(b) In which case in the power dissipation more and why?
Concept: AC Voltage Applied to a Series LCR Circuit
State two points of difference between the interference patterns obtained in Young’s double slit experiment and the diffraction pattern due to a single slit.
Concept: Diffraction of Light >> The Single Slit
Answer the following question.
Show that the density of the nucleus is independent of its mass number A.
Concept: Size of the Nucleus
Write the two processes that take place in the formation of a p-n junction.
Concept: Diode or p-n Junction
Write the property of a junction diode which makes it suitable for rectification of ac voltages.
Concept: Semiconductor Diode
What is the function of a 'Repeater' used in communication system?
Concept: Basic Terminology Used in Electronic Communication Systems
In the midst of severe competition and many conflicts in 1989, a consensus appeared to have emerged among most parties. Explain any three points of consensus.
Concept: Political Conflicts Overlanguage
Make a list of any three outbreeding devices that flowering plants have developed and explain how they help to encourage cross-pollination.
Concept: Pollination
Describe the structure of a seminiferous tubule.
Concept: The Male Reproductive System
