1) 11 2) 5 3) 7 4) 9 Answer: (2) 5 Solution: We can write, 11Cn = 11!/n!(11-n)! Now as we know, to get the maximum value of 11Cn the value... View Article
1) 24800 2) 25100 3) 25200 4) 25400 Answer: (3) 25200 Solution: Number of ways of selecting (3 consonants out of 7) and (2 vowels out of 4)... View Article
Solution: Given, 10 different toys are to be distributed among 10 children Exactly two children do not get any toy Hence, there occur two... View Article
1) 240 ways 2) 20 ways 3) 1024 ways 4) 100 ways Answer: (3) 1024 ways Solution: We have here 10 questions Each question can be answered in... View Article
1) 12 2) 24 3) 36 4) 48 Answer: 48 Solution: We have to conclude the numbers greater than 40000, that can be formed from 2,4,5,5,7. So that... View Article
1) 252 2) 254 3) 225 4) 224 Answer: (3) 225 Solution: Given, r, s and t are prime numbers Number of ways to select r = 2x3-1 = 5 Number... View Article
(1) 96 (2) 144 (3) 512 (4) 576 Answer: (4) 576 Solution: Given the word COMBINE There are three vowels and four odd places in the word.... View Article
Peptides are the amino acids that are known to be the building blocks of certain proteins that are needed by the skin, such as elastin and... View Article
The 2 major factors that stabilize the alpha helix are the intrachain Hydrogen bonding and the minimization of steric interference between the... View Article
No, Hydrogen bonds are much weaker than covalent bonds. While covalent bonds involve sharing of electrons, hydrogen bonds feature electrostatic... View Article
H2S is known to feature dipole-dipole interactions and London dispersion forces. Of these, the London dispersion forces are the weakest forces.... View Article
Ionic bonds are not the weakest type of chemical bonds. The weakest class of chemical bonds are the bonds formed by Van der Waals forces.... View Article