Daily Current Affair Quiz: 16th July 2020
by
Mentors4ias
·
July 16, 2020
1. Which of the following statements are true?
1. Wifi is a radio transmission technology and is built upon a set of standards that allow high-speed and secure communications between a wide variety of digital devices, access points, and hardware.
2. Satellite based WiFi System uses a network of orbiting satellites to allow a connection
(a) 1 only
(b) 2 only
(c) Both 1 and 2
(d) Neither 1 nor 2
Ans: c
Justification:
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The term Wi-Fi stands for wireless fidelity. It is a radio transmission technology and is built upon a set of standards that allow high-speed and secure communications between a wide variety of digital devices, access points, and hardware.
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The typical range of a standard Wi-Fi network can reach up to 100 meters in the open air.
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Satellite based WiFi System
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It uses a network of orbiting satellites to allow a connection.
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Information is passed between the ground and the plane via the satellite. o The satellite is linked to ground stations. The airplane connects to the satellite using a satellite antenna on the top of the fuselage.
2. Arktika-M satellites will be launched by
(a) Russia
(b) India
(c) USA
(d) Japan
Ans: a
Justification:
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It is a series of satellites to be launched by Russia for monitoring Arctic climate. First of Arktika-M satellite will be launched by this year end.
3. Which of the following statement/s is/are true?
1. Cassini mission is a joint endeavor of NASA, ESA and the ISRO.
2. It is sophisticated robotic spacecraft sent to study Saturn and its complex system of rings and moons and Saturn’s Magnetosphere.
(a) 1 only
(b) 2 only
(c) Both 1 and 2
(d) Neither 1 nor 2
Ans: b
Justification:
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It is a joint endeavor of NASA, ESA and the Italian space agency. It is sophisticated robotic spacecraft sent to study Saturn and its complex system of rings and moons and Saturn’s Magnetosphere.
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Cassini carried a probe called Huygens to the Saturn system which landed on surface of Saturn’s largest moon, Titan.
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Recently data from Cassini Mission showed outer layer of Saturn, Jupiter, Neptune and Uranus, are hot just like the Earth’s likely due to electric current at the planets’ poles
4. Which of the following statement/s is/are true?
1. Anti-neutrinos are antiparticles of neutrinos and are produced in the negative beta decay.
2. Antineutrinos (as neutrinos) are very penetrating subatomic particles, capable of passing through Earth without any interaction.
(a) 1 only
(b) 2 only
(c) Both 1 and 2
(d) Neither 1 nor 2
Ans: c
Justification:
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They are antiparticles of neutrinos and are produced in the negative beta decay.
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Antineutrinos (as neutrinos) are very penetrating subatomic particles, capable of passing through Earth without any interaction.
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Neutrinos and antineutrinos belong to the family of leptons, which means they do not interact via strong nuclear force.
5. GENDER SOCIAL NORMS INDEX (GSNI) was launched by
(a) IMF
(b) WEF
(c) World Bank
(d) UNDP
Ans: d
Justification:
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It was released by the United Nations Development Programme (UNDP)
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This index measures how social beliefs obstruct gender equality in areas like politics, work, and education, and contains data from 75 countries, covering over 80 percent of the world’s population.
