IIT JEE Practice Question and Answer
8Q: Israel’s Rafael Defense Systems ltd has formed a joint venture with ________ to produce anti-tank guided missiles for the Indian armed forces. 1266 05b5cc6cce4d2b4197774e181
5b5cc6cce4d2b4197774e181- 1Goa Shipyardfalse
- 2Hindustan Aeronautics Limitedfalse
- 3Kalyani Grouptrue
- 4Hindustan Aeronautics Limitedfalse
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Answer : 3. "Kalyani Group"
Explanation :
Answer: C) Kalyani Group Explanation:
Q: Which company is now listed to be one of the world's most valuable privately held companies ? 1265 05b5cc6cee4d2b4197774e223
5b5cc6cee4d2b4197774e223- 1Space Xtrue
- 2Tata Steelsfalse
- 3Facebookfalse
- 4Applefalse
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Answer : 1. "Space X"
Explanation :
Answer: A) Space X Explanation:
Q: The Human Resource Development Ministry and the External Affairs Ministry launched an online verification portal ___________ to make the document verification process easier. 1264 05b5cc6dbe4d2b4197774e8f0
5b5cc6dbe4d2b4197774e8f0- 1e-bharatfalse
- 2e-sanadtrue
- 3e-foriegnfalse
- 4e-verifyfalse
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Answer : 2. "e-sanad"
Explanation :
Answer: B) e-sanad Explanation: The Human Resource Development Ministry and the External Affairs Ministry launched an online verification portal to make the document verification process easier for students who planning to study abroad. The Central Board of Secondary Education’s (CBSE) academic repository of degrees and certificates “Parinam Manjusha” was also involved in the project of creating “eSanad”.
Q: When was Barb Wire patented 1261 05b5cc6bae4d2b4197774d7b7
5b5cc6bae4d2b4197774d7b7- 11898false
- 21868false
- 31874true
- 41866false
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Answer : 3. "1874"
Explanation :
Answer: C) 1874 Explanation: Joseph F. Glidden - Father of Barbed Wire. Glidden was born in New York in 1812. He invented Barbed Wire in 1873 and was granted the patent on Nov. 24, 1874. After a three year battle over the patent, which he eventually won received a patent for the modern invention in 1874 after he made his own modifications to previous versions.
Q: Find the regular polygon whose interior angel is 150 more than exterior angle. note the total sum of interior and exterior angle should be 180 at one point ? 1260 05b5cc709e4d2b4197774f2be
5b5cc709e4d2b4197774f2be- 112false
- 224true
- 336false
- 46false
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Answer : 2. "24"
Explanation :
Answer: B) 24 Explanation: Sum of Interior angle is 180 .and it is given that interior angle is 150 more than exterior,so let exterior angle is x then interior will be x+150 now , interior + exterior =180x+150+x=180x=15 now , number of sides of polygon = 360 / exterior anglen = 360 / 15n = 24
Q: In a slip test, K got the 15th rank and he was 44th from the bottom of the list of passed students. 4 students did not take up the slip test and 3 students were failed. What is the total strenght of the class ? 1259 05b5cc6cee4d2b4197774e241
5b5cc6cee4d2b4197774e241- 163false
- 262false
- 364false
- 465true
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Answer : 4. "65"
Explanation :
Answer: D) 65 Explanation: Total strength of the class is given by 15 + 44 + 4 + 3 - 1 = 65
Q: GST Council has decided to keep a total of ________ items in the 28% slab, which was earlier 227. 1259 05b5cc6bfe4d2b4197774d9f6
5b5cc6bfe4d2b4197774d9f6- 1125false
- 287false
- 3100false
- 450true
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Answer : 4. "50"
Explanation :
Answer: D) 50 Explanation: The GST Council on Nov 10th 2017 cut tax rates of over 175 products that were in the highest tax slab of 28% under the Goods and Services Tax (GST) regime. Currently only 50 items have been left in the 28% category out of a total of 227 items that were present earlier.
Q: A tap can fill a tank in 6 hours. After half the tank is filled three more similar taps are opened. What is the total time taken to fill the tank completely ? 1258 05b5cc6dae4d2b4197774e8be
5b5cc6dae4d2b4197774e8be- 14 hrs 15 minfalse
- 23 hrs 24 minfalse
- 34 hrs 51 minfalse
- 43 hrs 45 mintrue
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Answer : 4. "3 hrs 45 min"
Explanation :
Answer: D) 3 hrs 45 min Explanation: Time taken by one tap to fill half of the tank = 3 hrs. Part filled by the taps in 1 hour = 4 x 1/6 = 2/3 Remaining part = 1 - 1/2 = 1/2 2/3 : 1/2 :: 1 : p p = 1/2 x 1 x 3/2 = 3/4 hrs. i.e., 45 min So, total time taken = 3 hrs 45 min.

