Which is responsible for Earth's magnetic field? [#251]

Outer Core The magnetic field is generated by electric currents due to the motion of convection currents of a mixture of molten iron and nickel in Earth's outer core: these convection currents are caused by heat escaping from the core, a natural process called a geodynamo.

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Outer Core The magnetic field is generated by electric currents due to the motion of convection currents of a mixture of molten iron and nickel in Earth's outer core: these convection currents are caused by heat escaping from the core, a natural process called a geodynamo.

Faster, Higher, Stronger

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Faster, Higher, Stronger

Lakshminath Bezbarua (1864–1938) was the first editor of the Assamese magazine Bahi in 1909. The magazine was published in Calcutta until 1932 and was a leading journal for Assamese literature in the first half of the 20th century. In 1909, the magazine published O Mur Apunar Desh, the traditional song of Assam, written by Bezbarua and set to music by Kamala Prasad Agarwala. The song was later adopted as Assam's state song in 1927.

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Lakshminath Bezbarua (1864–1938) was the first editor of the Assamese magazine Bahi in 1909. The magazine was published in Calcutta until 1932 and was a leading journal for Assamese literature in the first half of the 20th century. In 1909, the magazine published O Mur Apunar Desh, the traditional song of Assam, written by Bezbarua and set to music by Kamala Prasad Agarwala. The song was later adopted as Assam's state song in 1927.

Lord Mountbatten (1947-48) was the last viceroy of the British Indian Empire and the first Governor-General of independent India.

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Lord Mountbatten (1947-48) was the last viceroy of the British Indian Empire and the first Governor-General of independent India.

The British hanged Kushal Konwar in 1943 for his alleged role in the derailment of a military train on October 10, 1942. The derailment killed British and American soldiers.

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The British hanged Kushal Konwar in 1943 for his alleged role in the derailment of a military train on October 10, 1942. The derailment killed British and American soldiers.

The 42nd constitutional amendment added part IV A and Article 51A to the Indian constitution.

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The 42nd constitutional amendment added part IV A and Article 51A to the Indian constitution.

The launcher identified for Chandrayaan-3 is LVM3 M4 which will place the integrated module in an Elliptic Parking Orbit (EPO) of size ~170 x 36500 km. The LVM3 was earlier known as the GSLV-MK3.

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The launcher identified for Chandrayaan-3 is LVM3 M4 which will place the integrated module in an Elliptic Parking Orbit (EPO) of size ~170 x 36500 km. The LVM3 was earlier known as the GSLV-MK3.

Hindi was adopted as the official language of the Union of India on the 14th of September 1949. Subsequently, in 1950, Hindi in the Devanagari script was declared as the official language of India.

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Hindi was adopted as the official language of the Union of India on the 14th of September 1949. Subsequently, in 1950, Hindi in the Devanagari script was declared as the official language of India.

The Constituent Assembly of India adopted the Constitution of India on November 26, 1949. It came into force on January 26, 1950. The Constitution of India is the longest written constitution of any country. It replaced the Government of India Act 1935 as the country's fundamental governing document.

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The Constituent Assembly of India adopted the Constitution of India on November 26, 1949. It came into force on January 26, 1950. The Constitution of India is the longest written constitution of any country. It replaced the Government of India Act 1935 as the country's fundamental governing document.

Substitute Word: irrevocable. An irrevocable decision is final and cannot be changed or reversed.

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Substitute Word: irrevocable. An irrevocable decision is final and cannot be changed or reversed.

Dr Bhupendra Rai Chaudhary

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Dr Bhupendra Rai Chaudhary