Atype of circuit that does not have any breaks in the loop is called what?

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

Avoltaic cell converts chemical energy to

The number of passengers who arrive at the platform of a subway station for the 10 am train is a random variable with a mean of 120 and a variance of 16. find the lower bound of the probability that there will be between 100 and 140 passengers (round off to second decimal place).