Objective Questions on Voltage, Current and Resistance - Set 02 - ObjectiveBooks

# Practice Test: Question Set - 02

1. Eight-tenths coulomb passes a point in 4 s. The current in amperes is
(A) 1.6 A
(B) 16 A
(C) 2 A
(D) 0.2 A

2. A multimeter measures
(A) Current
(B) Voltage
(C) Resistance
(D) Current, voltage, and resistance

3. An ammeter is connected across the current path.
(A) True
(B) False

4. Materials with lots of free electrons are called
(A) Conductors
(B) Insulators
(C) Semiconductors
(D) Filters

5. Resistance limits the current.
(A) True
(B) False

6. When the current is 2.5 A, how many coulombs pass a point in 0.2 s?
(A) 12.5 C
(B) 1.25 C
(C) 0.5 C
(D) 5 C

7. An open circuit is one that has a complete current path.
(A) True
(B) False

8. A circuit breaker is a
(A) Fuse
(B) Switch
(C) Resettable protective device
(D) Resistor

9. A potentiometer is a two-terminal variable resistor.
(A) True
(B) False

10. The current in a given circuit is not to exceed 24 A. Which value of fuse is best?
(A) A fuse is not necessary
(B) 10 A
(C) 24 A
(D) 20 A

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