Find the momentum and speed of a proton whose kinetic energy equals its rest energy. (The mass of a proton is 938.3 MeV/c2)
1625 MeV/c, 0.8660c
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A current of 6.0 A flows through a resistance of 50 ?. How much power is dissipated?
When a freely falling object reaches its terminal speed,
a. it is still accelerating b. its acceleration is zero c. it is decelerating d. its acceleration cannot be determined
The solar wind is constantly removing mass from the Sun
Indicate whether the statement is true or false
During an adiabatic process, 20 moles of a monatomic ideal gas undergo a temperature change from 450 K to 320 K starting from an initial pressure is 400 kPa
The ideal gas constant is R = 8.314 J/mol ? K. (a) What is the final volume of the gas? (b) How much heat does the gas exchange during this process? (c) What is the change in the internal (thermal) energy of the gas during this process?