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#1 Re: Ganesh's Puzzles » Doc, Doc! » Today 17:26:38

Hi ShivamS and bobbym,

The Answer #527 : Cryostat.

Brilliant,  ShivamS!

#528. Name the medical term : The infection or the inflammation of the white matter or gray matter of the spinal cord which is a part of central nervous system that acts as a bridge between the brain and the rest of the body. During an inflammatory response in the spinal cord, the myelin and axon may be damaged causing symptoms such as paralysis and sensory loss.

#2 Re: Ganesh's Puzzles » Mensuration » Today 17:03:06

Hi math9maniac and bobbym,

M # 62. Find the volume of the largest right circular cone that can be cut out of a cube whose edge is 14 centimeters?


#3 Re: Ganesh's Puzzles » Trigonometry » Today 16:21:28


math9maniac wrote:

Dear ganesh, there is an error in the numbering of questions here, from page 6 to this 7. It begins from T#54 to 55 to 56 which you mistook for 65 and 66. Could you please check that? Thank you.

You are right! Thanks!

#4 Re: Ganesh's Puzzles » Mensuration » Yesterday 23:48:35

Hi bobbym and math9maniac,

bobbym and math9maniac : The solution M # 60 is correct. Good work!

math9maniac : I don't mind at all! I shall add more problems whenever I find time.

M # 61. The volume of a solid hemisphere is

cubic centimeters. Find its curved surface area.

#5 Re: Ganesh's Puzzles » Mensuration » Yesterday 17:18:10

Hi math9maniac and bobbym,

Marvelous, bobbym!

M # 60. The volume of a cone with a circular base is

cubi centimeters. If the base radius is 9 centimeters, then find the height of the cone.

#6 Re: Ganesh's Puzzles » Oral puzzles » 2015-05-23 23:12:20

Hi bobbym,

The solution

is perfect. Marvelous!

#2336. Form a quadratic equation whose roots are


#7 Re: Ganesh's Puzzles » Oral puzzles » 2015-05-23 16:22:25

Hi bobbym,

The solution #2334 is correct. Neat work!

#2335. Form a quadratic equation whose roots are


#8 Re: Ganesh's Puzzles » Oral puzzles » 2015-05-22 23:51:21

Hi bobbym,

The solution #2333 is correct. Spectacular!

#2334. Determine the nature of the roots of the equation:


#9 Re: Ganesh's Puzzles » Oral puzzles » 2015-05-22 17:38:25

Hi bobbym,

The solution #2332 is correct. Neat work!

#2333. Determine the nature of the roots of the equation:


#10 Re: Ganesh's Puzzles » 10 second questions » 2015-05-22 17:30:33

Hi bobbym,

The solution #5400 is correct. Marvelous!

#5401. Find the three consecutive terms in an Arithmetic Progression whose sum is 18 and the sum of their squares is 140.

#11 Re: Ganesh's Puzzles » General Quiz » 2015-05-22 17:21:38

Hi bobbym,

The Answer #5409 is 80% correct. Excellent!

#5410.  What are substances (mostly salts) that have a strong affinity for moisture and will absorb relatively large amounts of water from the atmosphere if exposed to it, forming a liquid solution? (These salts include calcium chloride, magnesium chloride, zinc chloride, potassium carbonate, potassium phosphate, carnallite, ferric ammonium citrate, potassium hydroxide, and sodium hydroxide.)

#5411. Name the term in chemistry : The migration of a salt to the surface of a porous material, where it forms a coating. The essential process comprises the dissolving of an internally-held salt in water, or occasionally in another solvent. The water, with the salt now held in solution, migrates to the surface : where the water evaporates, leaving a coating of the salt.

#12 Re: Ganesh's Puzzles » General Quiz » 2015-05-22 01:07:27

Hi bobbym,

The Answers :


The Answer #5399 is correct. Excellent, bobbym!

#5408. What does the acronym ATLAS experiment signify? (It one of the seven particle detector experiments (ALICE, ATLAS, CMS, TOTEM, LHCb, LHCf and MoEDAL) constructed at the Large Hadron Collider (LHC), a particle accelerator at CERN (the European Organization for Nuclear Research) in Switzerland. )

#5409. What does the acronym BRICS signify? (It is the acronym for an association of five major emerging national economies.)

#13 Re: Ganesh's Puzzles » Oral puzzles » 2015-05-22 00:19:15

Hi bobbym,

The solution #2331 is correct. Ingenious!

#2332. Determine the nature of the roots of the equation


#14 Re: Ganesh's Puzzles » 10 second questions » 2015-05-21 23:58:32

Hi bobbym,

The solution #5399 is correct. Awesome!

#5400. Find the total volume of 15 cubes whoes edges are 16 centimeters, 17 centimeters, 18 centimeters, ....., 30 centimeters respectively.

#15 Re: Ganesh's Puzzles » General Quiz » 2015-05-21 17:52:51

Hi bobbym,

The Answers #5404 (Ralph Waldo Emerson) and #5405 (Anne Frank) are both correct. Magnificent!

#5406. Name the novel written by Margaret Mitchell, first published in 1936. The story is set in Clayton County, Georgia, and Atlanta during the American Civil War and Reconstruction era. It depicts the experiences of Scarlett O'Hara, the spoiled daughter of a well-to-do plantation owner, who must use every means at her disposal to come out of the poverty she finds herself in after Sherman's March to the Sea.

#5407. Name the Swedish Nobel laureate economist, sociologist, and politician (6 December 1898 – 17 May 1987). In 1974, he received the Nobel Memorial Prize in Economic Sciences with Friedrich Hayek for "their pioneering work in the theory of money and economic fluctuations and for their penetrating analysis of the interdependence of economic, social and institutional phenomena." He is best known in the United States for his study of race relations, which culminated in his book 'An American Dilemma: The Negro Problem and Modern Democracy'.

#16 Re: Ganesh's Puzzles » 10 second questions » 2015-05-21 17:19:58

Hi bobbym,

The solution #5398 is correct. Fabulous!

#5399. If the geometric sequences 162, 54, 18, ... and

have their nth terms equal, then find the value of 'n'.

#17 Re: Ganesh's Puzzles » Oral puzzles » 2015-05-21 16:59:49

Hi bobbym,

The solution #2330 is correct. Brilliant!

#2331.  Solve :


#18 Re: Ganesh's Puzzles » Doc, Doc! » 2015-05-21 03:40:11

Hi bobbym,

The Answer #426 is correct. Marvelous!

#527. State the medical term : A device used to maintain low cryogenic temperatures of samples or devices mounted within it.. Low temperatures may be maintained within a gauge by using various refrigeration methods, most commonly using cryogenic fluid bath such as liquid helium. Hence it is usually assembled into a vessel, similar in construction to a vacuum flask or Dewar. They have numerous applications within science, engineering, and medicine.

#19 Re: Ganesh's Puzzles » Doc, Doc! » 2015-05-20 22:02:20

Hi Olinguito and bobbym,

The Answer #525 is correct. Excellent, Olinguito and bobbym!

#526. Name the medical term / condition :  A condition caused by inappropriate exposure to chemical compounds of the element silver, or to silver dust. The most dramatic symptom of it is that the skin turns blue or bluish-grey. It may take the form of generalized  or local state. Generalized state affects large areas over much of the visible surface of the body. Local state shows in limited regions of the body, such as patches of skin, parts of the mucous membrane or the conjunctiva.

#20 Re: Ganesh's Puzzles » Oral puzzles » 2015-05-20 21:44:26

Hi bobbym,

The solution #2329 is correct. Good work!

#2330. Solve :


#21 Re: Ganesh's Puzzles » 10 second questions » 2015-05-20 21:31:29

Hi bobbym,

The solution #5397 is correct. Immaculate!

#5398. Find the sum of the following series:


#22 Re: Ganesh's Puzzles » Mensuration » 2015-05-20 21:25:27

Hi bobbym,

The solution M # 58 is correct. Fantastic!

M # 59. The outer and inner radii of a hollow sphere are 12 centimeters and 10 centimeters. Find its volume.

#23 Re: Ganesh's Puzzles » Doc, Doc! » 2015-05-20 21:12:07

Hi David and bobbym,

Very good attempt, bobbym and David!

#525. Name the medical term : They are endogenous chemicals that transmit signals across a synapse from one neuron (nerve cell) to another "target" neuron.  They are released from synaptic vesicles in synapses into the synaptic cleft, where they are received by receptors on other synapses. Many of them are synthesized from plentiful and simple precursors such as amino acids, which are readily available from the diet and only require a small number of biosynthetic steps to convert them.

#24 Re: Ganesh's Puzzles » Mensuration » 2015-05-20 18:39:38

Hi bobbym,

M # 58.  The external diameter of a cylindrical shaped iron pipe is 25 centimeters and its length is 20 centimeters. If the thickness of the pipe in 1 centimeter, find the total surface area of the pipe.

#25 Re: Ganesh's Puzzles » General Quiz » 2015-05-20 18:04:43

Hi bobbym,

The Answers, #5402 and #5403, are correct! Stupendous!

#5404. Who is the author of "Self-Reliance", an essay written by American transcendentalist philosopher and essayist? It contains the most thorough statement of one of his recurrent themes, the need for each individual to avoid conformity and false consistency, and follow his or her own instincts and ideas.

#5405. Who is the author of The Diary of a Young Girl? It is a book of the writings from the Dutch language diary kept while she was in hiding for two years with her family during the Nazi occupation of the Netherlands.

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