An ammeter is connected in __________ with the circuit element whose current we wish to measure?

Related Mcqs:

1. 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

2. An ammeter has a resistance of G ohms and range of I amperes. The value of resistance required in parallel to convert it into an ammeter of range nI is______________?

   A. nG
   B. (n-1)G
   C. G/(n-1)
   D. G/n

3. An ammeter should have_____________ resistance?

   A. Infinite
   B. Very large
   C. Very low
   D. None of the above

4. A galvanometer of resistance G is shunted by a very small resistance S. The resistance of the resulting ammeter is ______________?

   A. GS/(G+S)
   B. G+S
   C. G-S
   D. None of the above

5. An ideal ammeter has ______________ resistance?

   A. Low
   B. Infinite
   C. Zero
   D. High

6. A voltmeter is connected in a _____________ with the circuit component across which potential difference is to be measured?

   A. Parallel
   B. Series
   C. Series or parallel
   D. None of the above

7. 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

8. A VTVM is never used to measure ______________?

   A. Voltage
   B. Current
   C. Resistance
   D. None of the above

9. A CRO is used to measure _________________?

   A. Voltage
   B. Frequency
   C. Phase
   D. All of above

10. If 2% of the main current is to be passed through a galvanometer of resistance G, then resistance of the shunt required is ________________?

    A. G/50
    B. G/49
    C. 49 G
    D. 50 G