Umakant Kondapure, Collin Fernandes, Nipun Bhatia, Vikram Bathula and, Ketki Deshpande Solutions for Chapter: Force, Exercise 1: Classical Thinking

Choose the correct statement.

If the distance between two masses is doubled, gravitational attraction between them

Which of the following is not the characteristic of gravitational force?

The tidal waves in the sea are primarily due to

The gravitational force of attraction between Earth and Venus, if the distance between them is $2.5\times {10}^7\mathrm{km},$ is [ mass of Venus = $4.8\times {10}^{24}\mathrm{kg},$ mass of the Earth $=6\times {10}^{24}\mathrm{kg}$]

The electrostatic and gravitational forces are similar because

The forces between electric charges in relative motion are called __________.

Nuclear force between proton-proton is ____.