1. Ce circuit comporte-t-il des dipôles en série ou en dérivation ?
2. Quelle est la tension entre les bornes de chaque lampe
et du moteur ? Justifie ta réponse.
3. La masse est-elle un noeud du circuit ? Justifie ta réponse.​

Which sound characteristic is not affected by the relative motion of an object

Suppose a wire with a current is pushed upward by a magnetic field. how would the wire move if the direction of the current reversed? explain your answer.

A1-lb collar is attached to a spring and slides without friction along a circular rod in a vertical plane. the spring has an undeformed length of 5 in. and a constant k =25 lb/ft. knowing that the collar is released from being held at a determine, the speed of the collar and the normal force between the collar and the rod as the collar passes through b.