Q2 of 14 Page 42

Explain the following concepts.

1. Space research


2. Telex service

1. Indian National Committee for Space Research launched India’s first research rocket from Thumba Equatorial Launch Center in Thumba in the State of Kerala in 1961. It was the beginning of Space Research Program in India.

2. The Telex service was started in 1961 by the Dept. of telecommunication to rapidly transmit typed messages from one part of the country to another.


More from this chapter

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1

Identify the wrong pair.

1. Prithvi - surface to surface ballistic missile


2. Agni - surface to under water ballistic missile


3. Akash - from the surface to air attacking missile


4. Nag - anti-tank missile

 2

Prepare a timeline of the progress of India in science and technology.

 3

Explain the following with reasons.

Pandit Nehru established the Atomic Energy Commission.

 3

Explain the following with reasons.

India decided to conduct nuclear tests.