A15,000-watt radio station transmits at 1700 khz. determine the number of joules transmitted per second.

15 j/s 1
700 j/s
1,700,000 j/s
15,000 j/s

Which metal exist in liquid state and can be cut with knife ?

The missing component to the table to the right or indicated with orange letters complete the table by filling in the corresponding numbers or symbols

In a heat of an engine, if 700 j enters the system, and the piston does 400 j of work what is the final internal (thermal) energy of the system if the initial energy is 1,500 j