class 10 electricity

This is an example of a _______ circuit

• open
• series
• parallel
• square

What 'flows' in a wire?

• Protons
• Neutrons
• Atoms
• Electrons

Tags

NGSS.HS-PS2-5

A series circuit has ____ path(s) that the electric current can take. 

• One
• Two 
• Three 
• Four

what is this symbol for?

• light bulb
• switch
• battery
• resistor

The equivalent resistance in this circuit is 

• 100 ohms
• 450 ohms
• 400 ohms
• 30 ohms

What does the resistance of a wire tell you?

• The speed of electron flow through it.
• How tough it is for electrons to flow through it.
• The amount of energy given to the electrons.
• The amount of energy taken away from the electrons.

Tags

NGSS.HS-PS3-5

Unit for resistance

• Ampere
• Ohm
• Volt
• Watt

Unit for current

• Ohm
• Ampere
• Volt
• Watt

Resistance?

• 1/Rp = (1/5) + (1/8) + (1/3)

• 120 Ω

• 1.5189873 Ω

• 1/Rp = (1/5) * (1/8) * (1/3)

A circuit is shown below. Which of the following is true of this circuit?

• It is series and therefore both resistors have the same voltage
• It is series and therefore both resistors have the same current
• It is parallel and therefore both resistors have the same voltage
• It is parallel and therefore both resistors have the same current