A girl swings on a playground swing in sucha way that at her highest point she is 2.4 mfrom the ground, while at her lowest point sheis 0.8 m from the groundAt what height above the ground will thegirl be moving at a speed half of her maximumspeed

When is a current produced? when the terminals of an electrochemical cell are connected by a wire if the electric circuit is opened in an electrochemical cell if the electrolyte is removed from an electrochemical cell when the electrodes are reversed in an electrochemical cell