Solid fuel and liquid fuel in the rockets.(in hindi)

SLEEP VS SHUT DOWN VS HIBERNATE in computers. (in hindi)

What is a difference between X-RAY , CT-SCAN & MRI.

Why does apple slice gets brown in open? ( in hindi)

How the electric current passes through our body?(in hindi)

What are the black spots in banana? why they are there?(in hindi)

Solid fuel and liquid fuel in the rockets.(in hindi)

What causes radiation in Banana?(in hindi)

Why bananas are curved in shape?(in hindi)

FIRST IN INDIA (MALE), PART 07, (IN HINDI)

FIRST IN INIDA (MALE), PART 06, ( IN HINDI)

FIRST IN INDIA(MALE), PART 05, (IN HINDI)

FIRST IN INDIA(MALE ), PART 04( IN HINDI)

FIRST IN INDIA(MALE ), PART 03, (IN HINDI)

FIRST IN INDIA(MALE), PART 02 , (IN HINDI)

FIRST IN INDIA(MALE), PART 01 (IN HINDI)

Name of parliament in different countries, ( in hindi)

Name of parliament in different countries ( in hindi)

Parliament sessions in India, how many? when? (in Hindi)

Internatioanal boundaries between different countries.(In Hindi).

Intelligence agencies of different countries (in Hindi).

FIRST IN INDIA (FEMALE) PART 03, (IN HINDI.)

FIRST IN INDIA (FEMALE), PART 02, (IN HINDI).

What is diffusion and osmosis, what is the difference between them?(In Hindi)

FIRST IN INDIA (FEMALE), PART 01, (IN HINDI).