sachine09

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piku

Asked: December 23, 2024In: Class-11-Physics

If the radius of earth shrinks by one percent and its mass remaining the same, then acceleration due to gravity on the earth’s surface will

The acceleration due to gravity on Earth’s surface is approximately 9.81 m/s². This value varies slightly depending on altitude and geographical location but is generally taken as a standard for calculations. Class 11 Physics Gravitation CBSE EXAM 2024-25

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piku

Asked: December 23, 2024In: Class-11-Physics

If mass of a body is M on the earth surface, then the mass of the same body on the moon surface is

The Moon’s surface is rocky and covered with craters, regolith (a layer of loose dust and debris), mountains, and plains called maria, formed by ancient volcanic activity. It lacks an atmosphere, resulting in extreme temperatures and no weathering. Class 11 Physics

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piku

Asked: December 23, 2024In: Class-11-Physics

For a planet moving around the sun in an elliptical orbit of semimajor and semiminor axes a and b respectively and period T.

An elliptical orbit is the oval-shaped path followed by a celestial body around another due to gravitational forces, as described by Kepler’s first law of planetary motion. Class 11 Physics Gravitation CBSE EXAM 2024-25

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piku

Asked: December 23, 2024In: Class-11-Physics

The orbital speed of jupiter is

Orbital speed is the velocity a body needs to maintain a stable orbit around another body, determined by gravitational force and distance from the central object. Class 11 Physics Gravitation CBSE EXAM 2024-25

kokila

Asked: December 8, 2023In: Class 10 Social Science

Why do lenders ask for collateral while lending?

Important Question, Class 10, CBSE SOCIAL SCIENCE, Economics Chapter: 3 MONEY AND CREDIT Question No. 1. Page No. 45 NCERT Solutions for Class 10 Social Science CBSE Class 10 Economics 2023-2024

Saira

Asked: November 20, 2020In: Class 8 Science

Which zone of a flame does a goldsmith use for melting gold and silver and why?

NCERT Solutions for Class 8 Science Chapter 6 Important NCERT Questions 8th Chapter 6 Combustion and Flame NCERT Books for Session 2022-2023 CBSE Board and State Bord Questions No: 10

Saira

Asked: November 20, 2020In: Class 8 Science

It is difficult to burn a heap of green leaves but dry leaves catch fire easily. Explain.

NCERT Solutions for Class 8 Science Chapter 6 Important NCERT Questions 8th Chapter 6 Combustion and Flame NCERT Books for Session 2022-2023 CBSE Board and State Bord Questions No: 9

Saira

Asked: November 20, 2020In: Class 8 Science

Explain how CO₂ is able to control fires.

NCERT Solutions for Class 8 Science Chapter 6 Important NCERT Questions 8th Chapter 6 Combustion and Flame NCERT Books for Session 2022-2023 CBSE Board and State Bord Questions No: 8

Saira

Asked: November 20, 2020In: Class 8 Science

Name the unit in which the calorific value of a fuel is expressed.

NCERT Solutions for Class 8 Science Chapter 6 Important NCERT Questions 8th Chapter 6 Combustion and Flame NCERT Books for Session 2022-2023 CBSE Board and State Bord Questions No: 7

Saira

Asked: November 20, 2020In: Class 8 Science

Give reasons: Paper by itself catches fire easily whereas a piece of paper wrapped around an aluminum pipe does not.

NCERT Solutions for Class 8 Science Chapter 6 Important NCERT Questions 8th Chapter 6 Combustion and Flame NCERT Books for Session 2022-2023 CBSE Board and State Bord Questions No: 5 Part: c

sachine09

If the radius of earth shrinks by one percent and its mass remaining the same, then acceleration due to gravity on the earth’s surface will

If mass of a body is M on the earth surface, then the mass of the same body on the moon surface is

For a planet moving around the sun in an elliptical orbit of semimajor and semiminor axes a and b respectively and period T.

The orbital speed of jupiter is

Which zone of a flame does a goldsmith use for melting gold and silver and why?

It is difficult to burn a heap of green leaves but dry leaves catch fire easily. Explain.

Explain how CO₂ is able to control fires.

Name the unit in which the calorific value of a fuel is expressed.

Give reasons: Paper by itself catches fire easily whereas a piece of paper wrapped around an aluminum pipe does not.

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