Given that the gravitational constant is 7 X 10^-11 Nm2kg^-2, what is the force of attraction between 10⁶kg mass of lead hanging one metre away from a 10³kg mass of iron?

Similar Questions

An electrical device has 50 turns in its primary coil  and 20 turns in the secondary coil. The ...

The diagram above illustrates three forces acting on an object at point O. If the object is in equil...

In the series a.c circuit shown above, the p.d across the inductor is 8Vr.m.s and that across the re...

Light of energy 5.0 eV falls on a metal of work function 3.0 eV and electrons are emitted, determine...

During a thunderstorm, the sound is heard over a long time. this phenomenon is referred to as? ...

A liquid-in-glass thermometer should quickly register temperature changes. This is achieved by choos...

A progressive wave is represented by \( y = 10 \text{Sin} (1000\pi t - \frac{\pi x}{34}) \) . two la...

Electrical appliances in homes are normally earthed so that ...

In which of the following piece of apparatus is the radius of curvature equal to twice the focal len...

The phenomenon of light bending round an obstacle is? ...