EE Quiz 2

In how many seconds will a 500W motor consume 5kJ of energy?

• 10 Seconds
• 5 seconds
• 500 seconds
• 100 seconds

What quantities do you need to calculate energy?

• Current and Voltage
• Resistance and current
• Power and time
• Power and Voltage

How many kilowatts are in 6500 W?

• 65kW
• 6.5kW
• .65kW
• .065kW

Voltage source and terminal voltage can be related as ___________

• terminal voltage is higher than the source emf
• terminal voltage is equal to the source emf
• terminal voltage may exceed source emf
• terminal voltage is always lower than source emf

In case of ideal current sources, they have ___________

• zero internal resistance
• low value of voltage
• large value of currrent
• infinite internal resistance

Ideal current source has infinite resistance. For a current source to be neglected, the terminals across the source should be ___________

• replaced by inductor
• replaced by some resistance
• open circuited
• short circuited

In case of ideal voltage sources, they have ___________

• zero internal resistance
• low value of voltage
• large value of currrent
• infinite internal resistance

Ideal voltage source has zero resistance. For a voltage source to be neglected, the terminals across the source should be ___________

• replaced by inductor
• replaced by some resistance
• open circuited
• short circuited

In India with what voltage do the electrical appliances work?

• 110 V D C
• 230 A C
• 0 - 5 V
• None of these

Electrical technology does NOT deal with which one of the following?

• generation
• storage
• amplifying
• distribution