When the voltage
is increased in a
circuit with a single
resistor that obeys
Ohm's law, what
will happen to
the current in
the circuit?

Ammonia enters the expansion valve of a refrigeration system at a pressure of 10 bar and a temperature of 18oc and exits at 6.0 bar. the refrigerant undergoes a throttling process. determine the temperature, in oc, and the quality of the refrigerant at the exit of the expansion valve.

Simple machines can a. increase force only b. decrease force only c. increase or decrease force

Aperson standing in a canoe exerts a force of 700 n to throw an anchor over the side. find the acceleration of the canoe if the total mass of the canoe and the person is 100 kg?