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प्रश्न
Write scientific reason.
The Launch vehicles are very costly.
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उत्तर
- The launch vehicles can be used only once.
- Hence, launch vehicles are costly.
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संबंधित प्रश्न
Fill in the blank and explain the statement with reasoning:
The initial velocity (during launching) of the Managalyaan, must be greater than ______ of the earth.
State with reasons whether the sentence is true or false.
If a spacecraft has to be sent away from the influence of earth’s gravitational field, its velocity must be less than the escape velocity.
State with reason whether the sentence is true or false.
The escape velocity on the moon is less than that on the earth.
State with reasons whether the sentence is true or false .
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What is meant by satellite launch vehicles? Explain a satellite launch vehicle developed by ISRO with the help of a schematic diagram.
Why it is beneficial to use satellite launch vehicles made of more than one stage?
In which direction do these things fall?
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Rain falling from the sky.
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Escape velocity on the moon is less than escape velocity on the earth.
Write the names of India's satellite series and launchers?
Which of the following is the working principle of Rockets?
Name the principle which is used in rocket propulsion.
The functioning of the satellite launch vehicle is based on ______.
What is meant by a satellite launch vehicle?
