In his C++ program Ajith wants to accept a lengthy text of more than one line. Which function in C++ can be used in this situation.
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Alexander attended a seminar on Challenges of Agriculture in his school. He wants to create awareness among rural farmers. He should
A) Encourage sustainable agriculture methods
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Write a program to calculate primes less than one hundred prints.
#include <stdio.h> int main() { int i, a = 1, count; while(a <= 100) { count = 0; i = 2; while(i <= a/2) { if(a%i == 0) { count++; break; } i++; ...
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A concave mirror has a focal length of 25 cm. A person wants to see his face in this mirror. At what distance should the person stand ?
Correct option is C) 20 cm
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Match the items of first line with second line. First line : 1. Charles Elton 2. Charles Darwin
(A) 1 – b, 2 – c 3 – a
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1. (a) Is ammonia more dense or less dense than air? (b) What property of ammonia is demonstrated by the Fountain Experiment? (c) Write the balanced equation for the reaction between ammonia and sulphuric acid. 2. Pick the odd member from the list giving reasons: (a) Ammonia, sulphur dioxide, hydrogen chloride, carbon dioxide. (b) Copper oxide, aluminium oxide, sodium oxide, magnesium oxide. 3. Give reasons for the following : (a) Liquid ammonia is used as a refrigerant in ice plants. (b) Aqueous solution of ammonia is used for removing grease stains from woollen clothes. (c) Aqueous solution of ammonia gives a pungent smell. (d) Aqueous solution of ammonia conducts electricity.
(1) (a) ammonia is less dense than air (b) solubility in water (c) 2NH3 + H2SO4 → (NH4)2SO4 (2) (a) Ammonia → because - NH3 is basic while, SO2,HCl and CO2 are acidic oxides. (b) CuO,...
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In railway station, Ranga put one box in his head and Ramu put two boxes in his head of same weight. The normal force exerts more on
Correct option is B) Ramu
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Steam produces more severe burns than boiled water, because steam contains energy of ……………. more than that of boiled water.
B) latent heat of vapourisation
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Which one of the following statement is used to alter the normal flow of control of the program?
(d) both b & c
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Ravi runs a locks manufacturing factory he manufact ures locks used in houses he wants to expand his business for this he wants to tenter in to the ma
Functional structure
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He also tried his best to make them accept the truth but both clung to their claims. (Simple)
In spite of his trying best to make them accept the truth, both of them clung to their claims.
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