An ammeter should have_____________ resistance?
(A) Infinite
(B) Very large
(C) Very low
(D) None of the above
An ammeter is connected in __________ with the circuit element whose current we wish to measure?
(A) Series
(B) Parallel
(C) Series or parallel
(D) None of the above
The sensitivity of a multimeter is given in _______________?
(A) O
(B) Amperes
(C) kO/V
(D) none of the above
If a multimeter has a sensitivity of 1000 O per volt and reads 50 V full scale, its internal resistance is _____________?
(A) 20 kO
(B) 50 kO
(C) 10 kO
(D) None of the above
Two multimeters A and B have sensitivities of 10 kO/V and 30 kO/V respectively. Then ______________?
(A) Multimeter A is more sensitive
(B) Multimeter B is more sensitive
(C) Both are equally sensitive
(D) None of the above
What is the total resistance of a voltmeter on the 10 V range when the meter movement is rated for 50 µA of full-scale current ?
(A) 10 kO
(B) 20 kO
(C) 200 kO
(D) None of the above
A series ohmmeter circuit uses a 3 V battery and a 1 mA meter movement. What is the half-scale resistance for this movement ?
(A) 3 kO
(B) kO
(C) kO
(D) 6 kO
When an ammeter is inserted in the circuit, the circuit current will _____________?
(A) Increase
(B) Decrease
(C) Remain the same
(D) None of the above
A VTVM is never used to measure ______________?
(A) Voltage
(B) Current
(C) Resistance
(D) None of the above