Areversible carnot engine has an efficiency of 30% and it operates between a heat source maintained at t 1 , and a refrigerator maintained at 210 k. find the temperature of the heat source.

You are sitting on the beach and wondering about the properties of mechanical waves. describe them in terms of ocean waves.

Which feature of a heating curve indicates a change ofn state

Give your knowledge of these things in your paper, you will compare and contrast analog and digital signals to determine which is more reliable for encoding and transmitting information. you’ll compare these features: signal shape numerical values for signal measurements amount of data that can be transmitted energy requirements privacy and security (ability of the signal to be encoded in a secret code) clarity of signal in the space provided, write down what you already know about any of these features. if you’re not sure, write down questions you might have about the features.