GATE Practice Question and Answer
8Q: One paper is equally folded 35 times, then what is the new thickness of the paper ? 2338 05b5cc74ae4d2b4197774fa8b
5b5cc74ae4d2b4197774fa8b- 1T(2^50)true
- 250Tfalse
- 32 x 50 Tfalse
- 4T/50false
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Answer : 1. "T(2^50)"
Explanation :
Answer: A) T(2^50) Explanation: Let initial thickness of the paper be 'T'after first fold it will be '2T' = 21Tafter second fold it will be '4T' = 22T after 50th fold it will be T x (250T)
Q: Who invented Dynamite? 2338 05b5cc6bbe4d2b4197774d834
5b5cc6bbe4d2b4197774d834- 1Graham Bellfalse
- 2Nikola Teslafalse
- 3Alfred Nobeltrue
- 4Louis Pateurfalse
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Answer : 3. "Alfred Nobel"
Explanation :
Answer: C) Alfred Nobel Explanation: Alfred Bernhard Nobel was a Swedish chemist, engineer, inventor, businessman, and philanthropist. Known for inventing Dynamite, Nobel also owned Bofors, which he had redirected from its previous role as primarily an iron and steel producer to a major manufacturer of cannon and other armaments.
Q: Fill in the blank with suitable preposition in the following sentence. ____ the two I prefer tea. 2335 05b5cc642e4d2b4197774bb86
5b5cc642e4d2b4197774bb86- 1Fromfalse
- 2Infalse
- 3Betweentrue
- 4Amongfalse
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Answer : 3. "Between"
Explanation :
Answer: C) Between Explanation: Between the two I prefer tea is the correct sentence with suitable preposition.
Q: In each question given below four conclusions are followed by statements. You have to take the three given statements to be true (even if they seem to be at variance from the commonly known facts). Read the conclusions and decide which of the following set of statement indicate that conclusion is logically follows. Statements : 1. All chairs are tents. 2. No chairs is jugs. 3. No jugs is glasses. 4. No glasses is pots. Conclusions : I. All pots are tents. II. All glasses are chair. III. Some jugs are tents. 2334 05b5cc6b7e4d2b4197774d61f
5b5cc6b7e4d2b4197774d61f- 1Only conclusion I followsfalse
- 2Both conclusion II & III followsfalse
- 3None followstrue
- 4Only conclusion II followsfalse
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Answer : 3. "None follows"
Explanation :
Answer: C) None follows Explanation:
Q: 7, 11, 19, 35, ? Find the next number in the given number series? 2331 05b5cc6ace4d2b4197774d0bb
5b5cc6ace4d2b4197774d0bb- 1131false
- 294false
- 383false
- 467true
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Answer : 4. "67"
Explanation :
Answer: D) 67 Explanation: Here the given series 7, 11, 19, 35, ? follows a pattern that (x 2 - 3) i.e, 7 7 x 2 - 3 = 11 11 x 2 - 3 = 19 19 x 2 - 3 = 35 35 x 2 - 3 = 67 67 x 2 - 3 = 131 Hence the next number in the given number series is 67.
Q: 6 B in an O? 2330 05b5cc669e4d2b4197774bf59
5b5cc669e4d2b4197774bf59- 16 books in an orderfalse
- 26 balls in an overtrue
- 36 bats in an oddfalse
- 4None of the abovefalse
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Answer : 2. "6 balls in an over"
Explanation :
Answer: B) 6 balls in an over Explanation: 6 b in an o means 6 balls in an over in cricket.
Q: Sound waves cannot travel through 2327 05b5cc6a4e4d2b4197774cc95
5b5cc6a4e4d2b4197774cc95- 1Gasfalse
- 2Liquidfalse
- 3Vacuumtrue
- 4Solidfalse
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Answer : 3. "Vacuum"
Explanation :
Answer: C) Vacuum Explanation: Sound waves cannot travel through a Vacuum. A vacuum is an area without any air, like space. So sound cannot travel through space because there is no matter for the vibrations to work in.
Q: Dry ice is nothing but 2323 05b5cc60de4d2b4197774b62c
5b5cc60de4d2b4197774b62c- 1Solid carbon dioxidetrue
- 2Baking sodafalse
- 3Gaseous carbon dioxidefalse
- 4Carbon monoxidefalse
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Answer : 1. "Solid carbon dioxide"
Explanation :
Answer: A) Solid carbon dioxide Explanation: Dry ice is solid form of carbon dioxide, used as a cooling agent. It lower temperature than that of water ice and not leave any residue.