Doubtly : Engineering - Notes, Viva, Questions, and Answers

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c. The mass and weight of an object on earth are 5 kg and 49 N respectively. What will be their values on the moon?

answered May 20, 2023 in Chapter 1: Gravitation by Doubtly (98.9k points)

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1 answer 264 views

What is the speed of light divided by mass?

answered May 18, 2023 in Chapter 1: Gravitation by Doubtly (98.9k points)

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1 answer 312 views

Explain the term earth gravitational force

answered May 18, 2023 in Chapter 1: Gravitation by Doubtly (98.9k points)

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1 answer 371 views

What is the weight on mars

answered Apr 11, 2023 in Chapter 1: Gravitation by Doubtly (98.9k points)

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2 answers 4.2k views

Take weights of five of your friends. Find out what their weights will be on the moon and the Mars.

answered Apr 11, 2023 in Chapter 1: Gravitation by Doubtly (98.9k points)

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2 answers 526 views

An electric iron of 1100 W is operated for 2 hrs daily. What will be the electrical consumption expenses for that in the month of April?

answered Mar 9, 2023 in Chapter 4: Effects of electric current by Doubtly (98.9k points)

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2 answers 638 views

An electric iron of 600 W is operated for 1 hrs daily. What will be the electrical consumption expenses

answered Mar 9, 2023 in Chapter 4: Effects of electric current by Doubtly (98.9k points)

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1 answer 390 views

How to convert 20.1741 to 2.02

answered Oct 16, 2022 in Chapter 1: Gravitation by Doubtly (98.9k points)

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2 answers 6.7k views

std 10th maharashtra board science part 1 gravitation notes

answered Aug 14, 2022 in Chapter 1: Gravitation by Shripad

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0 answers 186 views

Group and electronic configuration

asked May 19, 2022 in Chapter 2: Periodic Classification of Element by anonymous

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1 answer 531 views

Weight of the person on the mars

answered Dec 2, 2021 in Chapter 1: Gravitation by Doubtly (98.9k points)

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1 answer 569 views

If the height of a satellite completing one revolution around the earth in T seconds is h1 meter,

answered Oct 26, 2021 in Chapter 10: Space Missions by Doubtly (98.9k points)

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1 answer 257 views

How much time a satellite in an orbit at height 35780 km above earth’s surface would take

answered Oct 26, 2021 in Chapter 10: Space Missions by Doubtly (98.9k points)

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1 answer 316 views

If mass of a planet is eight times the mass of the earth and its radius is twice the radius of the earth, what will be the escape velocity for that planet?

answered Oct 26, 2021 in Chapter 10: Space Missions by anonymous

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1 answer 270 views

Complete the following table IRNSS Weather study & predict Earth’s observation

answered Oct 26, 2021 in Chapter 10: Space Missions by Doubtly (98.9k points)

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1 answer 343 views

Why it is beneficial to use satellite launch vehicles made of more than one stage?

answered Oct 26, 2021 in Chapter 10: Space Missions by Doubtly (98.9k points)

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1 answer 505 views

What is meant by satellite launch vehicles? Explain a satellite launch vehicle developed by ISRO with the help of a schematic diagram.

answered Oct 26, 2021 in Chapter 10: Space Missions by Doubtly (98.9k points)

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1 answer 343 views

Why are geostationary satellites not useful for studies of polar regions?

answered Oct 26, 2021 in Chapter 10: Space Missions by Doubtly (98.9k points)

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1 answer 320 views

What is meant by the orbit of a satellite? On what basis and how are the orbits of artificial satellites classified?

answered Oct 26, 2021 in Chapter 10: Space Missions by Doubtly (98.9k points)

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1 answer 323 views

What is meant by an artificial satellite? How are the satellites classified based on their functions?

answered Oct 26, 2021 in Chapter 10: Space Missions by Doubtly (98.9k points)

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