The error fraction r of a bulb thermometer immersed in cooling me dium can be estimated to within ± 3% (95%) and the time t can be estimated in seconds within +1% (95%). determine the uncertainty in estimating the time constant t for all possible values of r.

In a heat engine if 1000 j of heat enters the system the piston does 500 j of work, what is the final internal energy of the system if the initial energy was 2000 j ?

Why is metal often used for cooking pan?

Your target variable is δf, the magnitude of the difference in frequency between the waves emitted from the sonar device and the waves received by the device after reflecting off the whale. write an expression for δf in terms of the relevant frequencies using the subscript notation introduced above.