Atransformer has a primary coil with 600 turns and a secondary coil with 300 turns. if the output voltage is 75 volts, what is the input voltage? a. 8 volts b. 150 volts c. 640 volts d. 600 volts

According to social exchange theory, altruistic behaviors benefit the individual who performs them.

Using the work energy theorem. what is the velocity of a 850kg car after starting at rest when 13,000j of work is done to it.

The seven sisters, seven stars located more than 400 light-years away in the taurus constellation can be seen here with venus and another constellation, orion. the seven stars stay grouped together but seem to move, like the planet venus. why do stars seem to move like planets in the night sky?