A small satellite revolves round a planet in an orbit just above planet's surface. Taking the mean density of planet asρ, calculate the time period of the satellite. View Solution Free Ncert Solutions English Medium NCERT Solutions NCERT Solutions for Class 12 English Medium ...
A planet revolves around the sun in elliptical orbit of eccentricity 'e'. If 'T' is the time period of the planet then the time spent by the planet between the end of the minor axis and close to the sun is View Solution A satellite can be in a geostationary orbit around earth at a...
Technically, a satellite is any object that revolves around a planet or smaller celestial body. Astronomers classify moons as natural satellites, and they have, over the years, tallied hundreds of these objects orbiting the planets and dwarf planets in our solar system. For example, they have co...
A satellite is a heavenly or man-made object that revolves around a planet. A satellite requires a minimum speed to orbit a satellite in a particular orbit called orbital speed, the orbital speed of a satellite depends upon the mass M of th...
B. Copernicus. 题目询问谁最先发现地球绕太阳运行。选项分析如下: - **A. Newton(牛顿)**:主要贡献是经典力学和万有引力定律,其研究基于行星运动的规律,但并非提出日心说的第一人。 - **B. Copernicus(哥白尼)**:16世纪波兰天文学家,在《天体运行论》中系统提出日心说(地动说),明确主张地球围绕太阳运行...
解析 Brevolve围绕...旋转 地球围绕太阳旋转。 revolve围绕 .旋转, 动词, 第三人称单 数是revolves, 过去式是revolved, 现在进行时是is revolving。 句意是“地球围绕太阳旋转” , 是客观真 理,用一般现在时,主语是第三人称单数,所以谓 语动词用第三人称单数,故选B。 反馈...
Conflict is the driving force of a story, creating drama and suspense that keep readers engaged. It introduces risks and consequences the characters must face. Usually, the conflict revolves around the main character’s goal, but a story can have multiple conflicts. Secondary conflicts, often expl...
- M is the mass of the planet,- R is the radius of the planet. Step 2: Define Orbital VelocityThe orbital velocity (Vo) is the velocity required for a satellite to maintain a stable orbit around a planet. For a satellite in a circular orbit close to the surface of the planet, the...
A goestationary satellite revolves around the earth from View Solution A geostationary satellite revolves round the earth from View Solution Which of the following statements is correct about man-made satellites? (i) They are launched into space using rockets. ...
- 题目:The Earth revolves around the Sun, which is a fact. 相关知识点: 试题来源: 解析 √ 题目陈述“地球围绕太阳转是一个事实”是完整的,没有缺失信息。科学上,地球绕太阳公转是已被广泛证实的天文学知识,属于正确的事实。因此该判断题的答案应为正确(√)。