Three identical each of weight 100 N and diameter 10 cm are placed in channel of 20 cm width as shown in figure. The magnitude of normal force on B from

Two long wires are placed parallel to each other 10cm apart as shown in figure. The magnetic field at point P is

Three identical blocks, each having a mass m are pushed by a force F on the Frictionless table as shown in figure. What force does B apply on C?

Three identical blocks, each having a mass m are pushed by a force F on the Frictionless table as shown in figure. What force does A apply on B?

Three circles of a diameter 10 cm each, are bound together by a rubber band, as shown in the figure. The length of the rubber band, (in cm) if it is stretched as shown, as

Three identical cubes each of mass m are place on a smooth horizontal surface.A constant force F is applied on A as shown in the figure.The force on B applied by C is

Three identical point charges, q, are placed at the vertices of an equilateral triangle as shown in the figure. The length of each side of the triangle is d. Determine the magnitude and direction of the total electrostatic force on the charge at the top of the triangle.