Tech A says that when measuring available voltage, the common (black) lead should be on a good ground. Tech B says that a resistance reading on a lightbulb requires the DMM to be hooked to each side of the bulb and the switch turned on. Who is correct

Agroup of monkeys is trying to cross the river in a rowboat. the maximum buoyant force on the rowboat is 2,000 n. the weight of the rowboat is 1,000 n. each monkey has a weight of 150 n. how many monkeys can safely cross in the rowboat at one time? explain your reasoning, including any calculations you used to find the answer.