The smaller piston is 0.5 m2, larger piston is 4 m2 and a weight of 10 000 N is placed on the larger piston, what will the force applied on the small piston be?

What is a carrier wave and how does it affect what you hear on the radio

There are two-speed cameras, one in an are where the speed limit is 30 km/h and another where the speed limit is 50 km/h. in which will there be a smaller time interval between the photographs? explain your answer.

1. a camcorder has a power rating of 19 watts. if the output voltage from its battery is 7 volts, what current does it use?answer units 2. a 1.5m wire carries a 6 a current when a potential difference of 57 v is applied. what is the resistance of the wire? your