1. What is the electric current if a circuit has a resistance of 100 Q and voltage of 12.0V
A. 0.120 A B. 9.00 A C. 12.0 AD. 25.0 A
2. What is the electric current if a circuit has a resistance of 100 Q and a voltage of 6.00
A. 0.0600 A B. 4.50 A C. 6.00 A D. 12.5 A
3. What is the voltage of a circuit that has a resistance of 6 kq and a current of 2 mA?
A. 9V
B. 10 V
C. 11 V
D. 12 V
4. What will happen to the current if the voltage is reduced to one half?
A. tripled B. doubled C. decreased by one half D. decreased by
5. Calculate the voltage if the current passing through the wire is 3 A, and has a resistan
A. 6 V
B. 30 V
C. 75 V
D. 150 V
6. What is the voltage across a 6 load when 3 A of current passes through it?
A. 2V
B. 9V
C. 18 V
D. 36 V
7. Which of the following properties of materials does NOT affect resistance?
A. length
B. thickness C. temperature D. strength of the mat
8. Ampere is a unit of what electrical quantity?
A. current B. load
C. resistance D. voltage
9. What happens to the current across a circuit when the voltage is doubled while the
constant?
A. tripled B. halved C. doubled D. remains the same
10. Which of the following statements is correct about the relationship of voltage an
A. Current varies directly with voltage and resistance is changing.
B. Current varies indirectly with voltage and resistance is changing.
with voltage when resistance remains constant.​