Two tiny beads are 25 cm apart with no other charges or fields present. bead a carries 10 µc of charge and bead b carries 1 µc. which one of the following statements is true about the magnitudes of the electric forces on these beads

Um vetor representa um deslocamento cujo módulo é 20 m. se v faz um ângulo de 60 graus com a horizontal, qual é o valor das componentes horizontal e vertical deste vetor?

The free body diagram shows a box being pulled to the left up a 25-degree incline. the magnitude of the normal force is

Apulley system is used to lift a 2,000 newton engine up a distance of 3 meters. the operator must apply a force of 250 newtons to the chain of the pulley system to lift the motor. to lift the engine 3 meters, the operator must pull a total of 30 meters of chain through the pulley system. what is the value of di?