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How much energy does it use in 25 min?

Question

An electric clothes dryer is rated at 3,000 W. How much energy does it use in 25 min?

 kWh

 
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What is its power consumption when the current flowing through the train’s motor is 2,080 A?

Question

An electric train operates on 885 V. What is its power consumption when the current flowing through the train’s motor is 2,080 A?

 W

 
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An electric eel can generate a 472-V, 0.6-A

Question

An electric eel can generate a 472-V, 0.6-A

 shock for stunning its prey. What is the eel’s power output?

 W

 
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The laboratory exercise for this chapter addresses kinematic motion.

Question

The laboratory exercise for this chapter addresses kinematic motion. You have experienced these motions in everyday life.

What are the differences between speed and velocity.

Does the kinematic motion of an object depend on the object’s mass or other properties of the object? Why or Why Not?

What are examples of kinematic motion that you may have encountered.

 
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