2365 602

Which of the following is a fundamental SI unit for electrical quantity?

• Ampere
• Volt
• Ohm
• Watt

What is the SI unit for electrical potential difference?

• Ampere
• Coulomb
• Volt
• Watt

What is the SI unit for electrical resistance?

• Ampere
• Coulomb
• Volt
• Ohm

Which of the following represents the relationship of voltage (V), current (I), and resistance (R) defined by Ohm's Law?

• V = I / R
• I = V * R
• R = V + I
• V = I * R

A circuit has a voltage of 12 volts and a current of 4 amps. What is the resistance of the circuit?

• 3 ohms
• 16 ohms
• 48 ohms
• 0.33 ohms

Which of the following is true for resistors connected in parallel?

• The total resistance is equal to the sum of individual resistances.
• The total resistance is equal to the product of individual resistances.
• The total resistance is always greater than the resistance of any individual resistor.
• The total resistance is always less than the resistance of any individual resistor.

Two resistors with values of 10 ohms and 20 ohms are connected in parallel. What is the total resistance of the circuit?

• 30 ohms
• 6.7 ohms
• 3 ohms
• 7.5 ohms

Which of the following is true for resistors connected in series?

• The total resistance is equal to the sum of individual resistances.
• The total resistance is equal to the product of individual resistances.
• The total resistance is always greater than the resistance of any individual resistor.
• The total resistance is always less than the resistance of any individual resistor.

Two resistors with values of 10 ohms and 20 ohms are connected in series. What is the total resistance of the circuit?

• 10 ohms
• 15 ohms
• 20 ohms
• 30 ohms

What is the engineering notation for 1,000,000?

• 1000
• 1k
• 1M
• 1G