Dannys quic

How much electric charge does a electron carry?

• -1.6 x 10^-19 C
• -3.2 x 10^-19 C
• 2.4 x 10^-19 C
• 1.6 x 10^-19 C

What is a molecule?

• A molecule is a single atom
• A molecule is a type of cell
• A molecule is a group of atoms bonded together.
• A molecule is a form of energy

What is the formula for charge?

• Q = I * t
• Q = m * a
• Q = V / R
• Q = P * t

How does a thermocouple work?

• A thermocouple works by converting sound waves into electrical signals.
• A thermocouple works by measuring the air pressure around it.
• A thermocouple works by emitting light when exposed to heat.
• A thermocouple works by generating a voltage when two different metals are joined together at two different temperatures.

What is Kirchhoff’s first law?

• The total power entering a junction is equal to the total power leaving the junction.
• The total current entering a junction is equal to the total current leaving the junction.
• The total resistance entering a junction is equal to the total resistance leaving the junction.
• The total voltage entering a junction is equal to the total voltage leaving the junction.

What is specific resistance?

• Specific resistance is a measure of a material's ability to resist mechanical stress.
• Specific resistance is a measure of a material's weight per unit volume.
• Specific resistance is a measure of a material's ability to conduct electric current.
• Specific resistance is a measure of a material's resistance to the flow of electric current.

What is the si unit for power?

• ampere (A)
• volt (V)
• joule (J)
• watt (W)

What is the formula for calculating slip within a asynchronous ac motor?

• Slip = (Ns / Nr) - Ns
• Slip = (Ns + Nr) / Ns
• Slip = (Ns - Nr) / Ns
• Slip = (Ns - Nr) * Ns

Which type of transformer only uses one coil?

• Bifilar transformer
• Step-up transformer
• Isolation transformer
• Autotransformer

With regards to dc motors what is the formula for force for a motor?

• Force = BIL^2
• Force = B^2IL
• E=BLV

• Force = BIL