Which of the following statements about convection is true? a convection can only occur during the process of boiling b convection always involves the circulation of a liquid or gas c all types of currents are convection currents d convection occurs between solids only at high temperatures

Alivestock company reports that the mean weight of a group of young steers is 1100 pounds with a standard deviation of 93 pounds. based on the model n(1100,93) for the weights of steers, what percent of steers weigh a) over 1050 pounds? b) under 1300 pounds? c) between 1150 and 1250 pounds?

Three resistance 4,4 and 6 ohms are joined in the series.the total resistance will be

What is the answer to these problems 30 pt