IIT JEE Practice Question and Answer
8Q: The first effective vaccine against polio was prepared by ? 2235 05b5cc723e4d2b4197774f681
5b5cc723e4d2b4197774f681- 1Robert Edwardsfalse
- 2James Simpsonfalse
- 3H Gibbonfalse
- 4Jonas E Salktrue
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 4. "Jonas E Salk"
Explanation :
Answer: D) Jonas E Salk Explanation:
Q: Which one of the following launched world's longest scheduled flight ? 2234 05b5cc75ce4d2b4197774fc7a
5b5cc75ce4d2b4197774fc7a- 1Qatar Airwaystrue
- 2British Airwaysfalse
- 3Jet Bluefalse
- 4Air Indiafalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 1. "Qatar Airways"
Explanation :
Answer: A) Qatar Airways Explanation: The Qatar Airways has launched the World’s longest scheduled commercial service to ply between Doha to Auckland. The inaugural service of Flight QR920 took off on February 5, 2017 from Doha and will take 16 hours and 20 minutes to travel 14,535 kilometers to reach Auckland in New Zealand.This makes Qatar Airways to launch the World’s fastest and longest passenger service in terms of flying time. Prior to this, emirates launched the world’s longest non-stop scheduled commercial flight with a service from Dubai to Auckland, spanning 14,200 kilometres.
Q: A passenger train covers the distance between station K and L, 40 minutes faster than a goods train. Find this distance between K and L if the average speed of the passenger train is 50 km/h and that of goods train is 30 km/h? 2234 05b5cc6b4e4d2b4197774d4c5
5b5cc6b4e4d2b4197774d4c5- 150 kmstrue
- 248 kmsfalse
- 346 kmsfalse
- 444 kmsfalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 1. "50 kms"
Explanation :
Answer: A) 50 kms Explanation: Let the distance be 'd' kms. According to the given data, d30 - d50 = 4060 hrs=> 6d = 300=> d = 50 kms.
Q: Groundwater is found underground in the zone of 2234 05b5cc696e4d2b4197774c575
5b5cc696e4d2b4197774c575- 1Penetrationfalse
- 2Aerationfalse
- 3Saturationfalse
- 4Both B & Ctrue
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 4. "Both B & C"
Explanation :
Answer: D) Both B & C Explanation: Groundwater is all the water that has penetrated the earth's surface and is found in one of two soil layers. The one nearest the surface is the "zone of aeration", where gaps between soil are filled with both air and water. Below this layer is the "zone of saturation", where the gaps are filled with water.
Q: kuchipudi belongs to which state 2234 05b5cc699e4d2b4197774c6d2
5b5cc699e4d2b4197774c6d2- 1Telanganafalse
- 2Tamilnadufalse
- 3Andhra Pradeshtrue
- 4Keralafalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 3. "Andhra Pradesh"
Explanation :
Answer: C) Andhra Pradesh Explanation: Kuchipudi is a dance-drama performance, with its roots in the ancient Hindu Sanskrit text of Natya Shastra. It originated in a village named Kuchipudi in the Indian state of Andhra Pradesh. Kuchipudi is also known as Kuchelapuram or Kuchilapuri in Krishna district of Andhra Pradesh.
Q: Where is it legal to tie up your boat? 2233 05b5cc607e4d2b4197774b549
5b5cc607e4d2b4197774b549- 1to a lighted buoyfalse
- 2to a mooring buoytrue
- 3to a non-lateral markerfalse
- 4to a safe water markerfalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 2. "to a mooring buoy"
Explanation :
Answer: B) to a mooring buoy Explanation: Mooring buoy are white with a blue horizontal band. They usually are placed in marinas and other areas where boats are allowed to anchor. These are the only buoys you may tie up to legally.
Q: Lux is the SI unit of 2231 05b5cc69fe4d2b4197774ca0a
5b5cc69fe4d2b4197774ca0a- 1luminous fluxfalse
- 2luminous efficiencyfalse
- 3intensity of illuminationtrue
- 4luminous intensityfalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 3. "intensity of illumination"
Explanation :
Answer: C) intensity of illumination Explanation: The lux (lx) is the SI derived unit of illuminance and luminous emittance, measuring luminous flux per unit area. It is equal to one lumen per square meter.
Q: Where is the Headquarter of ASEAN (Association of Southeast Asian Nations)? 2229 05b5cc6bfe4d2b4197774d9d3
5b5cc6bfe4d2b4197774d9d3- 1Jakartatrue
- 2Beijingfalse
- 3Newyorkfalse
- 4Da Nangfalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 1. "Jakarta"
Explanation :
Answer: A) Jakarta Explanation: The ASEAN Headquarters is located in Jakarta, Indonesia. ASEAN is The Association of Southeast Asian Nations is a group of ten Southeast Asian countries. It was formed on 8th August 1967. The 10 countries in ASEAN are Indonesia, Malaysia, Philippines, Singapore, Brunei, Myanmar, Cambodia, Laos, Vietnam and Thailand. Its main purpose include the acceleration of economic growth, social progress, cultural development among its members, the protection of the peace and stability of the region, and to provide opportunities for member countries to discuss differences peacefully.

