Is it true or false When an object speeds up, it gains momentum.

What is tan(61)? а. 1.80 b. 0.49 c. 0.61 d. 0.87

Gordon is going for a run through the park, but it is cold outside. the low outside temperature could affect his personal safety.

You have a resistor and a capacitor of unknown values. first, you charge the capacitor and discharge it through the resistor. by monitoring the capacitor voltage on an oscilloscope, you see that the voltage decays to half its initial value in 2.70 miss . you then use the resistor and capacitor to make a low-pass filter. what is the crossover frequency fc?