Two cables of known tensions are attached to the top of pylon ab. a third cable ac is used as a guy wire. determine the tension in ac, knowing that the resultant of the forces exerted at a by the three cables must be vertical.

Why is it important always to use horizontal bars in unit fractions when performing unit conversions?

The electric field direction is defined by the direction of the force felt by (select one of the following answers): 1. a negative charge. 2. a positive charge. 3. both positive and negative charges.

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.