![a) Two insulated charged copper spheres A and B have their centres separated by a distance of 50 cm. What is the mutual force of electrostatic repulsion if the charge on each a) Two insulated charged copper spheres A and B have their centres separated by a distance of 50 cm. What is the mutual force of electrostatic repulsion if the charge on each](https://i.ytimg.com/vi/fxHTp0kB85g/maxresdefault.jpg)
a) Two insulated charged copper spheres A and B have their centres separated by a distance of 50 cm. What is the mutual force of electrostatic repulsion if the charge on each
![T Madas. 1 m = cm cm = mm 10 1 km = m m = cm cm = mm 40 3 km = m m = cm cm = mm km = m cm = m ppt download T Madas. 1 m = cm cm = mm 10 1 km = m m = cm cm = mm 40 3 km = m m = cm cm = mm km = m cm = m ppt download](https://images.slideplayer.com/31/9625092/slides/slide_3.jpg)
T Madas. 1 m = cm cm = mm 10 1 km = m m = cm cm = mm 40 3 km = m m = cm cm = mm km = m cm = m ppt download
![A 5 m 60 cm high vertical pole casts a shadow 3 m 20 cm long. Find at the same time − (i) the length of the shadow cast by another pole A 5 m 60 cm high vertical pole casts a shadow 3 m 20 cm long. Find at the same time − (i) the length of the shadow cast by another pole](https://www.learnpick.in/userfiles/askaquestion/askanswerimage/26533_76766_1513861869.jpg)