Gravitational Force - Study Mode
[#121] Consider the following statements. 1. Geostationary satellites are used to reflect TV signals and telecast TV programmes from one part of the world to another. 2. Polar satellites are used for weather forecasting. Which of the statements given above is/are correct?
Correct Answer
(A) Only 1
[#122] Which condition does the body occur during free fall?
Correct Answer
(A) weightless
[#123] If satellite is shifted toward the earth. Then the time period of satellite will be
Correct Answer
(B) decrease
[#124] Kepler discovered
Correct Answer
(C) Laws of Planetary Motion
[#125] Consider the following statements. 1. According to Kepler's first law, each planet moves in an elliptical orbit around the sun, the sun being at one of the foci of the ellipse. 2. According to Kepler's Second Law, the radius vector of any planet relative to the sun sweeps out equal areas in equal times, that is the areal velocity of the radius vector of the planet is constant. Which of the statements given above is/are correct?
Correct Answer
(C) Both 1 and 2